Find out whether there is any grammatical error in below sentence. Though he stoutly persisted in denying his involvement in the case, / the facts made it very clear / that he had hand in the cruel murder of his wife.

• A. Though he stoutly persisted in denying his involvement in the case,
• B. the facts made it very clear
• C. No error
• D. that he had hand in the cruel murder of his wife

Answer: (D)