Which of These Are Common Characteristics of a Tender Offer

Which of these are common characteristics of a tender offer?
I.The offer can be canceled if less than the desired number of shares are offered
II.Sellers are unaware that the buyer is the issuer of the security
III.The offers made by the sellers determine the price
IV.The offer price is greater than the market price

A) II and III only
B) I and IV only
C) I,II,and IV only
D) III and IV only
E) II,III,and IV only