Which two sentences use dependent clauses that modify the verbs of their sentences?
A) All of the lamps in this store are on sale for extremely low prices.
B) The students in the Mud Run all went out to dinner afterward in their dirty shoes.
C) My father taught me many important skills like woodworking , car repair and lawn maintenance .
D) While rolling up the carpet and throwing it on the back of the truck , Frank laughed heartily . Before Sarah could get suspicious , her family yelled " Surprise ! " and popped out from behind the sofa .
E) Before Sarah could get suspicious , her family yelled " Surprise!" and popped out from behind the sofa.
Please HELP!