Al's Production Function for Deer Is F(x1, X2)= (2x₁

Multiple Choice

Al's production function for deer is f(x1, x2) = (2x₁ + x₂) ^1/2, where x1 is the amount of plastic and x2 is the amount of wood used.If the cost of plastic is $6 per unit and the cost of wood is $1 per unit, then the cost of producing 5 deer is

A) $25.
B) $65.
C) $75.
D) $5.
E) $15.