Let P_ij = the Production of Product I in Period

Multiple Choice

Let P_ij = the production of product i in period j. To specify that production of product 1 in period 3 and in period 4 differs by no more than 100 units,

A) P₁₃ − P₁₄ ≤ 100; P₁₄ − P₁₃ ≤ 100
B) P₁₃ − P₁₄ ≤ 100; P₁₃ − P₁₄ ≥ 100
C) P₁₃ − P₁₄ ≤ 100; P₁₄ − P₁₃ ≥ 100
D) P₁₃ − P₁₄ ≥ 100; P₁₄ − P₁₃ ≥ 100