Question

passage: a documentary argues that the printing press was the most influential invention in human history. it cites three historians who support it and makes mention of other pivotal technologies such as electricity or the internet.
question: which choice best evaluates the sufficiency of the documentarys evidence?
the inclusion of primary documents compensates for the narrow historical scope.
while it incorporates expert opinion, the argument is weakened by a lack of comparative analysis with other innovations.
omission of modern technology strengthens the films chronological consistency.
the argument is persuasive because it avoids controversial counterexamples.

Explanation:

The documentary claims the printing - press is the most influential invention but only cites three historians and mentions other technologies without comparative analysis. Expert opinion is included, but lack of comparison weakens the argument.

Answer:

While it incorporates expert opinion, the argument is weakened by a lack of comparative analysis with other innovations.