Question

The teacher told the students that the Earth revolves around the Sun.

• A. The teacher said, “The Earth revolved around the Sun.”
• B. The teacher said, “The Earth revolves around the Sun.”
• C. The teacher said, “The Earth is revolving around the Sun.”
• D. The teacher said, “The Earth had revolved around the Sun.”

Hint:

Universal truths and scientific facts always remain in the present tense in reported speech, regardless of the reporting verb’s tense.