Which of the Following Statements Is/are Correct

Which of the following statements is/are correct?
i.Some waxes are esters of fatty acids with an alcohol portion that is a monohydroxyl alcohol with a long carbon chain
ii.Some waxes serve as a water-resistant coating on skin,fur,and feathers,but most waxes are structural
iii.The general structure for many waxes is that of an ether

A) i only
B) i and ii
C) i and iii
D) ii and iii
E) i, ii, and iii