Which of the Following Claims About Deductive Logic Is NOT

Which of the following claims about deductive logic is NOT true?

A) People can often handle simple logic problems (especially if they are based on modus ponens) .
B) Only people trained in logic (e.g., logic teachers) can successfully use deductive logic.
C) People can rely on less formal reasoning strategies such as pragmatic reasoning schemata, as well as deductive logic.
D) People can rely on shortcuts, such as the matching strategy or belief bias, as well as deductive logic.