________ aggression is aggression intended to harm another person through the social group

Romy understands that if she has 4 pieces of pizza and we give her 2 more, she will have 6. However, she does not know what happens if she has 6 and we take away 2. Piaget would say that Romy

has demonstrated the concept of irreversibility. has exhibited centration. is thinking in a static way. has demonstrated a scaffold.

Based on results from surveys about people's motivation for sex, it can be concluded that:

a. there is not much of a relationship between the biological and psychological basis for having sex. b. people only have sex for one of two reasons. c. sexual activity ends at old age. d. reasons why people report having sex are highly varied.