12. The passage's tone is best described as one of:

Answer and Explanation

Your Answer is

Correct Answer is F

Explanation

Opinion and attitude questions

L22-23, "most significant", L63, "important", it can be seen that the attitude of the whole article is positive.

Item F: Appreciative, in line with the author's attitude.

G item: objective and indifferent, the author expressed a positive evaluation of this item. (Under normal circumstances, the advantages and disadvantages are all mentioned on average before choosing an objective attitude).

Item H: Doubt, the article does not express any doubts about the project.

Item J: There was no mockery.