PLEASE SOLVE IN 1 HOUR

WHICH MULTIPLE CHOICE ANSWER IS RIGHT? THX U

Let X; = 1 if Project i is selected and 0 otherwise for i = 1, 2, 3. Which constraint below indicates the following condition: - If either Projects 2 or 3, or both are selected, then Project 1 should be selected. a X1-X7-X3 >= 0 b. -X1 + X2 + X3 >= 0 c. 2X1 - X2- X3 >= 0 d. - 2xy + X2 + X3 >= 0 e. X1-X2-43 & 2 of -2X1 + X2 + x3 = 0 b. -X1 + X2 + X3 >= 0 c. 2X1 - X2- X3 >= 0 d. - 2xy + X2 + X3 >= 0 e. X1-X2-43 & 2 of -2X1 + X2 + x3