Question
Which detail from the text contributes to the development of
the key idea identified in Part A?
"They must be kept from mischief and melancholy
by being constantly engaged in active labor, which
is to be furnished and directed by those better able
to think, &c., &c."
Answer
The detail of keeping the people constantly engaged in active labor contributes to the development of the key idea that those better able to think should direct the labor of the people.