Question

Questions for which there is only one answer (such as "What are the obstacles to manned missions to Mars?") are unsuitable as the basis of a research essay because: A. they are too simple. B. they are too complicated. c. they produce debatable conclusions. D. they do not produce debatable conclusions.​

Answer 1

c. they produce debatable conclusions.

Step-by-step explanation:

This type of question is open to interpretation and subject to subjective answers based on opinion.