Should there be a comma before the highlighted word?

Spider-Man is an expert at both juggling, and riding a unicycle.

Keep the Comma

Remove the Comma

Remove the Comma

Should there be a comma before the highlighted word?

The musicians played Chloe Valentine's favorite song and she began to dance wildly.

Add a Comma

Don't Add a Comma

Don't Add a Comma

Should there be a comma before the highlighted word?

The librarian needs help with her dance routine, and James Rhodes is the best person to ask.

Keep the Comma

Remove the Comma

Keep the Comma

Should there be a comma before the highlighted word?

Percy couldn't see the stage or the performers from where he was sitting.

Add a Comma

Don't Add a Comma

Don't Add a Comma