(A) used
(B) was used
(C) had used
(D) has been used

(A) is
(B) are
(C) was
(D) were

(A) would purchase
(B) would purchased
(C) would have purchase
(D) would have purchased

purchasedthe acquisition of something for paymentMore (Definitions, Synonyms, Translation)

(A) her
(B) hers
(C) herself
(D) himself

(A) we
(B) our self
(C) us
(D) ourselves

(A) who
(B) whose
(C) whom
(D) which

whoseof which person?More (Definitions, Synonyms, Translation)

(A) another like
(B) another
(C) the other
(D) other

othernot the same one or ones already mentioned or impliedMore (Definitions, Synonyms, Translation)

(A) burn
(B) burns
(C) should burn
(D) would burn

(A) both
(B) either
(C) neither
(D) not only

(A) is
(B) are
(C) has been
(D) have been