7589. Everybody likes him because he is an industrious student.

✅ The correct answer is option D.
energetic : showing or involving great activity or vitality.

prompt : (of an event or fact) cause or bring about (an action or feeling).

excellent : extremely good; outstanding.

diligent : having or showing care and conscientiousness in one’s work or duties.

industrious : diligent and hard-working.

Synonym of industrious is diligent