When acquiring language skills argues most strongly against the theorist of language development known as B.F. Skinner. Thus, the correct option for this question is D.
<h3>What is Language development?</h3>
Language development may be defined as the process through which children acquire the ability to process speech and communicate. In this process, a child may gradually understand basic linguistic patterns and expand their vocabulary gradually before achieving fluency.
The behaviorist theory of language development is a model proposed by B. F. Skinner in 1985. This theory indicates the correlation between learning a language and verbal behavior. The behaviorist theory of language development is mainly associated with Skinner's assumptions which is a major exponent of this model.
Therefore, the correct option for this question is D.
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