10. Which of the statements below correctly describes the chair conformations of trans-1,4-dimethylcyclohexane?|
(A) The two chair conformations are of equal energy.|
(B) The higher energy chair conformation contains one axial methyl group and one equatorial methyl group.|
(C) The lower energy chair conformation contains one axial methyl group and one equatorial methyl group.|
(D) The higher energy chair conformation contains two axial methyl groups.|
(E) The lower energy chair conformation contains two axial methyl groups.|