The teacher said, Tell me students, what have you learnt from the lectures this week?

• A. The teacher asked the students what they learnt from the lectures that week.
• B. The teacher asked the students to tell him what they learnt from the lectures that week.
• C. The teacher wanted to know what the students learnt from the lectures that week.
• D. The teacher asked the students to tell him what they had learnt from the lectures that week.