Question

question 6
which of these is an opinion?
a. robots are very good guides and greeters at hospitals.
b. robots work in some japanese factories.
c. robots do not have human emotions.
d. robots are used to build cars and hospital machinery.

Explanation:

An opinion is a view or judgment not based on fact or knowledge. Option A states "Robots are very good guides...", which is a subjective judgment (what's "good" varies by person). Options B, C, D are statements of fact or observable reality (B: where robots work; C: robots' lack of human emotions is a factual characteristic; D: what robots are used for is observable).

Answer:

A. Robots are very good guides and greeters at hospitals.