Identify the dependent clause. Select the two correct answers.

Lexi and I will have the same math class next year
Just in case Jonathan forgets to mow the grass in the area on the side of the garage
after we return from vacation, unpack your luggage, and relax for a few hours
I must say kale is my favorite green vegetable
Joelle received a film camera for her birthday, but she had trouble finding a place to buy film