Choose the sentence with similar meaning to the sentence: “Our physics teacher tried explaining the Theory of Relativity?

Choose the sentence with similar meaning to the sentence: “Our physics teacher tried explaining the Theory of Relativity.”
A. Our physics teacher made an attempt explaining the Theory of Relativity.
B. Our physics teacher made an attempt to explain the Theory of Relativity.
C. Our physics teacher makes an attempt to explain the Theory of Relativity.
D. Our physics teacher made a attempt to explain the Theory of Relativity.

Đáp án B

B. Our physics teacher made an attempt to explaining the Theory of Relativity.
make an attempt to do: thử làm một việc gì
Nghĩa: Giáo viên môn lý của chúng tớ đã thử giải thích Thuyết Tương Đối.