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

1. A.
   even though
2. B.
   now that
3. C.
   as if
4. D.
   as long as

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

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

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

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

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

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