Children's popularity among peers is assessed with a. sociometric techniques. b. a prospective study. c. meteorological assessment of cross-pressures. d. evaluations of their mean-world beliefs.

A

Explanation:

J. L Moreno and Hellen Jennings in 1960 developed the sociometric techniques. They use it to present simple graphical social relationships, friendship patterns, attractions and rejections which exist at a given time among different people. Sociometric techniques qualitatively measures different part of social acceptance and social status of a person among their peers for example a child's social status among his/her peers.