Final answer:
People are good at categorical syllogism, which is a deductive argument that uses categorical statements to draw conclusions.
Step-by-step explanation:
The type of syllogism that people are good at is categorical syllogism. A categorical syllogism is a deductive argument that consists of two categorical propositions and a conclusion. It is a type of reasoning that uses categorical statements to draw conclusions. In a categorical syllogism, the conclusion is derived from the premises, which are statements about categories or classes of things. Therefore, the correct answer is a) categorical.