Which one of the following levels of measurement involves assigning numbers to rank-order data, the distance between the numbers is judged to be equal, and there is no absolute zero point?

What is the CA of a child whose mental age is 12 and IQ is 75?

A) 9 B) 10 C) 15 D) 16

Psychologists define learning as

a. a relatively permanent change in behavior due to experience. b. a temporary change in behavior due to one's motivational state. c. behavioral changes as a result of maturation and development. d. the modification and replacement of old behaviors and habits with socially acceptable behaviors.