I believe it’s plausible. But it may be better incontrovertible.
Answer:
It is inspiring because human space exploration helps to address fundamental questions about our place in the Universe and the history of our solar system. It is unnerving because you are risking you life when you are exploring beyond the Earth with the different environment.
Explanation:
Answer:
1). Literature <u>can be classified</u> into four main kinds.
2). The institute supported his efforts in the search for a <u>problem</u>.
Explanation:
The first sentence has been converted into the passive voice by substituting the subject 'we' with the object 'Literature' in order to shift the emphasis from the former to the latter and the verb. The antonym of 'solution' i.e. 'problem' has been employed in the second sentence as per the requirement. It means straightly the opposite of the 'problem.'