Halloween editing

Correct this sentence:

Halloween is a holiday celebrated each year on October 31 and Halloween 2019 occurs on Thursday October 31.

• Halloween is a holiday celebrated each year on October 31 and Halloween 2019 occurs on Thursday, October 31.

• Halloween is a holiday celebrated each year on October 31, and Halloween 2019 occurs on Thursday October 31.

• Halloween is a holiday celebrated each year on October 31, and Halloween 2019 occurs on Thursday, October 31.

• No change

Why is there a comma in this sentence:

In the eighth century, Pope Gregory III designated November 1 as a time to honor all saints.

• No clue.

• It looks good.

• It is connecting 2 sentences.

• "In the eighth century" is a prepositional phrase that starts a sentence.

How should the commas be added to this sentence:

Over time Halloween evolved into a day of activities like trick-or-treating carving jack-o-lanterns festive gatherings donning costumes and eating treats.

• Over time, Halloween evolved into a day of activities like trick-or-treating carving jack-o-lanterns festive gatherings donning costumes and eating treats.

• Over time, Halloween evolved into a day of activities like trick-or-treating, carving jack-o-lanterns, festive gatherings, donning costumes and eating treats.

• Over time Halloween evolved into a day of activities like trick-or-treating, carving jack-o-lanterns, festive gatherings, donning costumes, and eating treats.

• There are no commas needed!

_____ costumes are so scary!

_____ going trick-or-treating later.

• They're

  They're

• There

  They're

• Their

  There

• Their

  They're

Please put your candy bar over ____.

______ brave to go to the haunted house!

• there

  They're

• their

  There

• they're

  Their

• there

  Their

I saw a ghost right over _____.

______ cauldrons were filled with potatoes.

• their

  Their

• there

  Their

• there

  There

• they're

  Their

Which choice is written correctly?

• "I am going to be Hermione from Harry Potter for Halloween," I explained

• "I am going to be Hermione from Harry Potter for Halloween" I explained

• "I am going to be Hermione from Harry Potter for Halloween," I'm explained

• "I am going to be Hermione from Harry Potter for Halloween" I'm explained

we need to remember to pick up candy for trick-or-treaters.

• punctuation

• capitalization

• usage

• spelling

Did you know that Nanowrimo starts after Halloween she asked.

• usage

• spelling

• capitalization

• punctuation

"I love all candy," he explained.

"Reeses are my favorite!" Liz explained.

• "I love all candy he explained"

  "Reeses are my favorite!" Liz explained

• "I love all candy" he explained.

  "Reeses are my favorite," Liz explained.

• "I love all candy?" he explained.

  "Reeses are my favorite?" Liz explained.

• No change needed