THE PRODUCTS WANTED MUST NOT ONLY WORK EFFECTIVELY, ______ SAVE MON...

8. - BAI KIEM TRA ANH 9 KI II LAN 1 2015 2016
BAI KIEM TRA ANH 9 KI II LAN 1 2015 2016

8. The products wanted must not only work effectively, ______ save money.

A. as well as B. but also C. together with D. the same as