Question

9: the scientist made a precise measurement. precise means __________. a exact b protect c quick d fragile

Explanation:

To solve this, we analyze the meaning of "precise". "Precise" refers to being accurate or exact. Option A "exact" has a similar meaning. Option B "protect" is a verb about safeguarding, not related. Option C "quick" relates to speed, not precision. Option D "fragile" means easily broken, unrelated. So the correct answer is A.

Answer:

A. exact