The effect of grade on safe overtaking sight distance is
A. to increase it on descending grades and to decrease it on ascending grades
B. to decrease it on descending grades and to increase it on ascending grades
C. to increase it on both descending and ascending grades
D. to decrease it on both descending and ascending grades
Answer:C
The effect of grade on safe overtaking sight distance is
A. to increase it on descending grades and to decrease it on ascending grades B. to decrease it on descending grades and to increase it on ascending grades C. to increase it on both descending and ascending grades D. to decrease it on both descending and ascending grades