GMAT Critical Reasoning (CR) | Re: Some animals, such as dolphins, dogs, and African grey

The conclusion of the argument is that humans and primates are not the only animals capable of communicating with language. The basis for this claim is that a parrot named Alex becomes upset when he is not given the gesture he verbally requests. We are asked to strengthen the claim.
(A) The conclusion is about non-primates or non-humans being able to use language to communicate. Assisting divers in ocean rescues is not relevant.
(B) The conclusion is about non-primates or non-humans being able
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