What are the allowable constraint relationship types in optimization problems? Marketing Supply Chain What are the allowable constraint relationship types in optimization problems?a) <, >, =b) <, >, =, ≤, ≥c) =, ≤, ≥d) <, >, ≤, ≥e) ≠, =, ≤, ≥Answer: c Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+