If Y' = -1.3X+ 20, then Y' for X= 50 is _____

All of the following describe one possible structure of group therapy EXCEPT

a. a therapist providing information to clients in a lecture format. b. interaction among people who share common problems. c. a therapist explaining to family members the nature of the client's problem and what they can do to help. d. a therapist interpreting interactions of group members. e. a therapist providing plastic tokens to clients who have exceeded their goals.

Jaynie walks down stairs, alternating her feet. Jaynie is probably _____ year(s) old

A) 1 B) 2 C) 3 D) 4