Question

5. The other passengers and Claire (leans, lean) out of the windows to wave 1
goodbye.

Answer 1

Leans

Step-by-step explanation:

There are more then one person doing this action, so you use a plural.

What is a plural? (Plural a word or form) denoting more than one, or (in languages with dual number) more than two.

(Hope this helps

Yours Truely, TheAnimeCatUwU

Answer 2

The other passengers and Claire lean out of the windows to wave goodbye

Step-by-step explanation: