Which function refers to acquiring and retaining human resources? $(1\mathrm{.}5$pts$)$

A$)$ Controlling

B$)$ Planning

C$)$ Staffing

D$)$ Organizing

E$)$ Decision$-$making

$3.$ All of the following are considered to be types of extrinsic rewards, except: $(1\mathrm{.}5$pts$)$

A$)$ pay.

B$)$ benefits.

C$)$ a good boss.

D$)$ healthy work relationships.