The author states that "On the average, people can...

Câu hỏi: The author states that "On the average, people can keep about seven ideas in their minds at once" (paragraph 3) to explain that

A. people can learn to keep more than seven ideas in their minds with practice

B. most decisions involve seven steps.

C. human mental capacity has limitations.

D. some people have difficulty making minor as well as major decisions.