Question

a. video 1: explain what is happening and how a driver should legally proceed.
b. video 2: explain what is happening in the intersection and what all drivers are expected to do in this situation.

Explanation:

For Video 1, cars are stopped at an intersection, likely waiting for traffic - light signals. A driver should follow traffic - light rules, proceed when it is green and stop when it is red. For Video 2, there is a person (possibly a traffic - control officer) in the intersection. Drivers should follow the instructions of the person and be cautious while proceeding, stopping if required.

Answer:

A. In Video 1, cars are at an intersection waiting for traffic signals. A driver should proceed when the light is green and stop when it is red.
B. In Video 2, there is a person in the intersection. Drivers should follow the person's instructions and proceed with caution.