Given below are two statements:
Statement I: There are several conformers for n -butane. Out of those conformers, is the least stable and most stable conformer is
Statement II: As the dihedral angle increases, torsional strain decreases from (X) to $(\mathrm{Y})$.
In the light of the above statements, choose the correct answer from the options given below

• A

  Statement I is true but Statement II is false
• Correct answer
  B

  Both Statement I and Statement II are true
• C

  Statement I is false but Statement II is true
• D

  Both Statement I and Statement II are false

Hence, the correct answer is option: 'B'.