Simple sentences and compound sentences

Is the following sentence a Simple sentence or a Compound sentence?

" Mrs. Musto and Mrs. Gambler ate an entire pizza during lunch. "

• Simple Sentence

• Compound Sentence

Tags

CCSS.L.7.1B

Is the following sentence a Simple Sentence or Compound Sentence?
I decided I really wanted to eat a pumpkin muffin, so I drove to the store to buy one. 

• Simple Sentence 
• Compound Sentence 

Tags

CCSS.L.7.1B

Is the following sentence a Simple Sentence or a Compound Sentence?

" My mom told me to clean my room, or I won't be able to go to the movies with my friends."

• Simple Sentence

• Compound Sentence

Tags

CCSS.L.7.1B

Is the following sentence a Simple Sentence or a Compound Sentence?

" I went surfing during my summer vacation to California. "

• Simple Sentence

• Compound Sentence

Tags

CCSS.L.7.1B

_{My friends went to the store.}

• simple
• compound

Tags

CCSS.L.7.1B

CCSS.L.3.1I

CCSS.L.2.1F

CCSS.L.1.1J

The bug flew into the room, and it landed on Zack.

• simple
• compound

Tags

CCSS.L.7.1B

Is this sentence simple or compound?
The camel can live in dry desert areas where other large animals cannot live.

• simple
• compound

Tags

CCSS.L.7.1B

Is this sentence simple or compound?
A camel's hump can shrink when it goes without food, but a few days of eating and drinking can restore it.

• simple
• compound

Tags

CCSS.L.7.1B

Is this sentence simple or compound?
Baby camels drink their mother's milk and nibble plants right away.

• simple 
• compound

Tags

CCSS.L.7.1B

I wanted to go to the concert, but my parents wouldn't let me.

• simple sentence
• compound sentence

Tags

CCSS.L.7.1B