GMAT Critical Reasoning (CR) | The desire for praise is the desire to obtain, as a sign tha

The desire for praise is the desire to obtain, as a sign that one is good, the favorable opinions of others. But because people merit praise only for those actions motivated by a desire to help others, it follows that one who aids others primarily out of a desire for praise does not deserve praise for that aid.

Which one of the following, if assumed, enables the conclusion of the argument to be properly drawn?

(A) An action that is motivated by a desire for
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