StaceyKoprince Wrote: In the sentence in question the word "benefit" is not actually repeated. The "and" connects the two modifiers and the parallelism signals that both refer back to the word "benefit" but it does not imply a repeat of the subject. The structure is:
The benefit [of X and of Y] outweighs the cost.
Glad you answer my question, i have read many posts written by you, and they help a lot.
I remember an OG explanation about a similar structure. I know that i can not comment the question, so i just rewrite the sentence and leave the skeleton of the problem, and the problem is in OG13-71.
the combination of bread and meat is a beautiful meal.
pay attention that there is no of before "meat", and the explanation from OG is that if "of" is before "meat", the sentence seem to indicate that the combination of bread and the combination of meat ... "
Ps. the original problem is posted here: https://www.manhattanprep.com/gmat/foru ... ml#p115582
wait for your clarification. thank you very much.