Many of them turned a deaf ear to his advice, __________ they knew it to be valuable.

A. as if    B. now that   C. even though   D. so that

.Many of them turned a deaf ear to his advice, __________ they knew it to be valuable.

A. as if    B. now that

C. even though      D. so that

Many of them turned a deaf ear to his advice,_______ they knew it to be valuable.

A.as if                          B.now that                    C.even though               D.so that

Many of them turned a deaf ear to his advice, _______ they knew it to be valuable.

A.as if    B.now that    C.even though    D.so that

Many of them turned a deaf ear to his advice, ________ they knew it to be valuable.