27. The author's point that there is more to learn about the universe than can ever be learned seems to be for him a source of:

Answer and Explanation

Your Answer is

Correct Answer is A

Explanation

Through the full text, we can know that the author is very happy that his work can let people continue to explore unknown things. The author's attitude towards the question stem should be positive. So option A should be chosen.

BC item: There is no disappointment or confusion.

Item D: Because work does not affect freedom.