PUT THIS LETTER ON THE DESK ……… THERE IS A DUSTBIN.A. UNDER THAT B....

9. - DE KIEM TRA HOC KYII LOP 10
DE KIEM TRA HOC KYII LOP 10

9. Put this letter on the desk

………

there is a dustbin.

a. under that

b. under which

c. under it

d. under where.