Which of the Following Statements Is Most Accurate About Human

Which of the following statements is most accurate about human brain modularity?

A) System 1 uses heuristics, while system 2 is more calculating; both are equally important in decision making.
B) Both systems regularly use both heuristics and conscious calculations; both are equally important in decision making.
C) System 1 uses heuristics, while system 2 is more calculating; system 2 regularly overcomes system 1's heuristics to make decisions.
D) System 1 uses heuristics, while system 2 is more calculating; most decisions are made by system 1.