Complete This Sentence by Selecting One of the Following Statements

Complete this sentence by selecting one of the following statements: "In simple linear regression, if the slope is found to be ?0.002, . . ."

A) the value of Y is equal to ?.002 when X is 0.
B) the value of Y is equal to ?.002 when X is 1.
C) the value of Y will decrease by 0.002 units when X increases by 1 unit.
D) there is a negative, but very weak relationship between X and Y.