According to talcott parsons, the nuclear family is the ideal arrangement in modern society because it fulfills the function of reproducing workers and the division of labor ensures a stable society. what did parsons call this theory

sex role theory

Explanation:

Sexual role theory is a term widely used in social sciences and refers to the group of behaviors designed to masculinity or femininity that interfere with a complex social system. This theory is important because in every society there is a man/woman system that is the main component of society's functioning. This is because through them is built the nuclear family that is the ideal arrangement in modern society because it fulfills the function of reproducing workers and the division of labor ensures a stable society.