I think the answer is A, to serve in religious and political rituals.
I think the answer is B. Observing because normally when a child shares ideas verbally or through symbolic representation they often observe others.
3 x 5 + 5 x 3 = 22
The correct answer is B.
1- c 2-b 3-b 4-c 5-b not sure about number four but c is the most accurate I could find