According to the discussion of logical reasoning,
a. conditional reasoning does not seem to require the use of working memory.
b. conditional reasoning is the one area in which negative information and positive information are equally easy to process.

D. Surprisingly, when people draw diagrams, they are actually less likely to solve the problem correctly because they often rely too heavily on the diagrams to answer the question. This can lead to a focus on details and irrelevant information while ignoring overall relationships between constituents of the problem. Additionally, when problem-solvers draw diagrams, they take more time to answer the question and make more errors, indicating inhibited accuracy in problem-solving.