The total length of the first category roads was calculated by adding up the sum of __________
A. NH+SH+MDR
B. NH+SH
C. SH*2
D. NH+2SH+MDR
Answer:A
The total length of the first category roads was calculated by adding up the sum of __________
A. NH+SH+MDR B. NH+SH C. SH*2 D. NH+2SH+MDR