2024 DC CDL Practice Test: Tank - Test 2
Based on
2024 DC CDL Handbook
21. When trying to figure out how much space you should have in front of your vehicle, a generally good rule to follow is that if you are travelling below 40 mph you need at least one second for each ____ of your vehicle's length.
A
20 ft.
B
5 ft.
C
1 ft.
D
10 ft.