What type of language issue is characterized by difficulty in producing speech?

The correct answer relates specifically to the difficulty of producing speech, which is a hallmark of aphasia, particularly in its expressive forms. Aphasia is a language disorder that arises from damage to the brain areas responsible for language processing, often in the left hemisphere. It can manifest as difficulty in forming coherent sentences, finding the right words, or even articulating speech, depending on the specific type of aphasia.

In the context of the other options: dyslexia primarily affects reading and writing abilities rather than speech production. Apraxia, while it refers to difficulties in motor planning and executing spoken language, is more about the physical ability to coordinate the movements needed for speech rather than a direct language processing issue. Agnosia refers to difficulties in recognizing objects, sounds, or faces, which is unrelated to the production of speech. Thus, aphasia is specifically concerned with producing language, making it the correct choice for this type of language issue.