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Select all true statements about electromagnetic waves.

A. Electromagnetic waves are a direct consequence of Maxwell's equations.
B. Electromagnetic waves are comprised of perpendicular oscillating electric and magnetic fields.
C. Electromagnetic waves move with a speed equal to in vacuum.
D. In electromagnetic waves the electric and magnetic field vectors have the same magnitude.
E. Electromagnetic waves propagate parallel to the electric and magnetic field vectors.
F. Electromagnetic waves are comprised of parallel oscillating electric and magnetic fields.

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