Difference in Opinion: IPC Section 302

Dil hai tumhaara, bas aap hi dekhne wale hai, koi decision nahi? I was discussing this with my friend yesterday and we got into a debate. MCQ is from CLAT UG 2020. Q: A husband kills his wife in a fit of rage. The circumstances of the case are that the husband had been repeatedly harassing his wife for dowry, and on the day of the incident, the wife had refused to give him more dowry. Which section of IPC will be applicable in this case? (A) 302 - Punishment of murder, (B) 304-B - Dowry death, or (C) 498-A - Husband or relative of husband of a woman subjecting her to cruelty.