The \( E \) and \( B \) fields in electromagnetic waves are oriented: (A) parallel to the wave's...

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The \( E \) and \( B \) fields in electromagnetic waves are oriented:
(A) parallel to the wave's direction of propagation, as well as to each other.
(B) parallel to the wave's direction of propagation and perpendicular to each other.
(C) perpendicular to the wave's direction of propagation and parallel to each other.
(D) perpendicular to the wave's direction of propagation and also to each other.
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