You are driving in the left lane; what does the arrow indicate?
A)That the next exit is near.
B)That parallel driving is allowed.
C)That you must move to the right lane as soon as possible.Correct
# Explanation
The white arrow in the left lane indicates a **mandatory lane change**. When you see this sign, you must move to the right as soon as possible, since the left lane is intended only for overtaking, not for continuous driving. This rule improves traffic flow and road safety.