____________ mm nominal maximum size aggregates gives optimum strengt

1.	____________ mm nominal maximum size aggregates gives optimum strength.
A.	9.5 and 10.5
B.	10.5 and 12.5
C.	9.5 and 12.5
D.	11.5 and 12.5
Answer» D. 11.5 and 12.5

Discussion