Let's take a look at the two sentences you want to combine:
The league produced many fine players, including Mary "Bonnie" baker.
Dorothy Kamenshek was also a fine player.
Both sentences are independent clauses and can be combined using a conjunction. The word, "and," means in addition or also. If you look at your sentence they both talk about the fine players of the league. So you can combine them both to avoid repetitiveness.
The league produced many fine players, incuding Mary "Bonnie" Baker and Dorothy Kamenshek.
I’m pretty sure the answer of this question is D
Answer:I do believe it is A. Gatekeeping
Explanation: