Question

in a certain region of space, the electric potential increases uniformly from east to west and does not vary in any other direction. the electric field points west and varies with position. points east and does not vary with position. points east and varies with position. points north and does not vary with position. points west and does not vary with position.

Explanation:

The electric potential increases uniformly from east to west and does not vary in other directions. This means the potential varies only in the east - west direction and is constant in the north - south direction.

Answer:

points west and varies with position.