Sentence Correction (SC) | Re: Like ants, termites have an elaborate social structure in

A. are serving the colony by tending juveniles, gathering food, building the nest, or they battle
There are two issues in this one. First are serving is not parallel to reproduce.
Also, there an issue in the last element of the list. If we remove all of the elements but the last we get the following, which does not work.
are serving the colony ... by they battle

B. are serving the colony in that they tend juveniles, gather food, build the nest, or battle
In this one, the use of in that distorts
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