Find the best solutions to your problems with the help of IDNLearn.com. Get thorough and trustworthy answers to your queries from our extensive network of knowledgeable professionals.

An electromagnetic wave is propagating towards the west in a vacuum. At a certain moment the direction of the right ray over (B) field vector associated with this wave points vertically upward. What is the direction of the right ray over (E) field vector?
A. Horizontal and pointing south
B. Horizontal and pointing east
C. Vertical and pointing down
D. Vertical and pointing upward
E. Horizontal and pointing north