Answer:
d. Tension erupted in the room when it was revealed that the villian knew that the spy withheld information.
Explanation: The best revision of the sentence is answer d because is grammatically correct, the sentence is in past tense and that is why all the verbs should be in past tense. The word withholding is not in past tense, but the word withheld it is, that's why this answer is grammatically correct.
I would go tell my parents and get alot of ice cream and starbucks
D) censorship because when something is censored it is hidden or concealed
Answer:
The description corresponds to an observational study.
Explanation:
In Observational studies, researchers observe the effect of a risk factor without changing what is exposed to it or its conditions. On the other hand, in an experimental study, researchers can introduce a change and study the effects of it.