What is the interpretation of the coefficient attached to the Cost ($) variable? Profit ($) = 134 - 1.5 Cost ($)

Select one:

a. If the Cost increase by 1.5 $, the profit will increase by 1 $

b. If the Cost increase by 1 $, the profit will decrease by 1.5 $

c. If the Cost increase by 1 $, the profit will increase by 1.5 $

d. If the Cost increase by 1 $, the profit will decrease by 1 $