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

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 

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

_{My friends went to the store.}

• simple
• compound

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

• simple
• compound

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

• simple sentence
• compound sentence

We will make it out of colorful fabric, and it will be big enough for my bed.

• This is a simple sentence.

• This is a compound sentence

The quilt will look like a big basket of flowers.

• This is a simple sentence.

• This is a compound sentence.

I can't wait until it is all finished!

• This is a simple sentence.

• This is a compound sentence.

Dogs make good pets, but cats also make good pets.

• This is a simple sentence.

• This is a compound sentence.