critics called the mission unnecessary and wasteful.

which word is described by the underlined objective complement?

critics

mission

called

the

The word described by the underlined objective complement is mission.
What did they call the mission? Unnecessary and wasteful.
What is unnecessary and wasteful? The mission. 

There is nothing inherently wrong with being gay. speaking generally, opposition to gays are usually judged on people's moral basis whether it be religion, experience or other factors. to conclude, there is no objective answer to this question only subjective ones that rely on people's idea of what is right and wrong.