(ORAL COMMUNICATIONS)- I just need someone to please check if my answers are correct, and if not, please correct me :)

You should try to photograph people on bright sunny days because the light will be best a) true b) false

Linux is distributed under gnu gpl. why is this important? a. it ensures that only torvalds can profit from the sale of linux b. it prevents unknowledgeable users from downloading programs they don't know how to operate. c. it provides protection for the developers who created linux. d. it states that anyone can copy, modify, and share the program if changes are made public.

What is the term for water wave that is created by an underwater earthquake