An offer or proposal is necessary for the formation of an agreement. Which of the statements below are true:-

i. an offer must be firm or it must be a definite promise

ii. an offer may be made to an individual or to the whole world

iii. an offer may be made in writing, by words or by conduct

iv. an offer must be communicated to the acceptor

v. an offer must be distinguished from an invitation to treat

vi an offer is terminated when the offeree makes his counter offer to the original offer vii an offer must be distinguish from a mere supply of information

viii an offer can be revoked by method enumerated under Section 6 of the 1950 Act.

a. i, ii, iii, iv, v, vi

b. i, ii, iii, iv, v, vi and vii

c. ii, iii, iv, v, vi and viii

d. all of the above