YOU HAVE TO MAKE UP YOUR MIND FAST, ... YOU SLIP THE BEST OPPORTUN...

15. - 3500 CAU TRAC NGHIEM ON TAP AV THCS
3500 CAU TRAC NGHIEM ON TAP AV THCS

15. You have to make up your mind fast, ... you slip the best opportunity.

a. and

b. so that

c. if

d. or

 d