(a) The driver of a vehicle approaching an intersection shall yield the right-of-way to a vehicle which has entered the intersection from a different street or highway.
(b) When two vehicles enter an intersection from a different street or highway at approximately the same time, the driver of the vehicle on the left shall yield the right-of-way to the vehicle on the right.
(c) The right-of-way rules declared in divisions (a) and (b) hereof are modified at through streets or highways and otherwise as hereinafter stated in this article.
(W. Va. Code 17C-9-1)