Sebastian had his toy truck stolen on the playground and began to cry. The playground supervisor yelled at Sebastian for crying instead of solving his problems himself. Sebastian was confused because his sister Sabrina never got in trouble for crying when she was sad or frustrated; in fact, she was often comforted by adults. From this experience, Sebastian learned that crying gets punished in boys but rewarded for girls. Which theory explains how Sebastian formed gender roles in this scenario?a. developmental intergroup theoryb. social learning theory genderc. schema theoryd. sex socialization theory