An electromagnetic wave is traveling in a vacuum. Identify the true statement(s). Select one: O a....

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An electromagnetic wave is traveling in a vacuum. Identify the true statement(s). Select one: O a. The speed of the wave depends on the frequency. O b. The electric field is perpendicular to the magnetic field. O C. The electric field is parallel to the magnetic field. O d. Both (a) and (b) O e. Both (a) and (c) An electromagnetic wave is traveling in a vacuum. Identify the true statement(s). Select one: O a. The speed of the wave depends on the frequency. O b. The electric field is perpendicular to the magnetic field. O C. The electric field is parallel to the magnetic field. O d. Both (a) and (b) O e. Both (a) and (c)