Henry Robert's phenomenal contribution to the project was recognized by his boss.

Henry Robert's phenomenal contribution to the project was recognized by his boss. Appreciating Robert's contribution, his boss promoted him to the position of team leader for their upcoming project and vested upon him the responsibility of heading a team of 15 members. In accordance with Maslow's hierarchy of needs, which of the following needs of Robert's has been satisfied?

a. social need

b. physiological need

c. esteem need

d. psychological need

e. security need