Suppose a liquor store sells beer for a net profit of $1 per unit and wine for a net profit of $2 per unit. Let x equal the amou
nt of beer sold and y equal the amount of wine sold. An algebraic formulation of the profit function is:_______ a. max(2x + y)
b. min(2x + y)
c. max(x + 2y)
d. min(x + 2y)