Which statements is/are correct about the conformer of cis and trans 1,1,3,5-tertramethyl cyclohexane ?
(a) cis isomer is more stable than trans isomer.
(b) trans isomer is more stable than cis isomer.
(c) There are two 1,3-Me/H diaxial interactions in cis isomer.
(d) There are two 1,3-Me/H and one 1,3-Me/Me diaxial interaction in trans isomer