JEE Main 2023 Chemistry question

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Butan-1-ol has higher boiling point than ethoxyethane. Reason R: Extensive hydrogen bonding leads to stronger association of molecules. In the light of the above statements, choose the correct answer from the options given below:

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