Simple and Compound sentences

I'm helping my grandma make a quilt.

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

Some days I help her cut fabric, or we stitch the pieces.

The quilt will look like a big basket of flowers.

I can't wait until it is all finished!

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

That was the most amazing thing I have ever seen!

Cats are very independent, but they can also be very sweet.

Which of the following words are coordinating conjunctions? Select all the correct answers.

A compound sentence contains two related sentences joined by the coordinating conjunctions and, or, or but.