Suppose the Price Of $X$ Is $\$ 15$ Per Unit, the Price Of

Suppose the price of $X$ is $\$ 15$ per unit, the price of $Y$ is $\$ 12$ per unit, the consumer's income is $\$ 100$ , and the consumer's lesvel of satisfaction is measured by XY + Y. The consumer's constraint is

A) $\mathrm { X } + \mathrm { Y } \leq 100$
B) $\max X$
C) $15 \mathrm { X } + 12 \mathrm { Y } \leq 100$
D) $\operatorname { Max } X Y + Y$