JEE Main 2024 Chemistry question

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Melting point of Boron (2453 K) is unusually high in group 13 elements. Reason (R) : Solid Boron has very strong crystalline lattice. In the light of the above statements, choose the most appropriate answer from the options given below :

• (A)Both (A) and (R) are correct but (R) is not the correct explanation of (A)
• (B)Both (A) and (R) are correct and (R) is the correct explanation of (A)Correct
• (C)(A) is false but (R) is true
• (D)(A) is true but (R) is false