If $\overrightarrow E$ and $\overrightarrow B$ are the electric and magnetic field vectors of electromagnetic waves,then the direction of propagation of the electromagnetic wave is along the direction of:
- A$\overrightarrow E$
- B$\overrightarrow B$
- C$\overrightarrow E \times \overrightarrow B$
- DNone of these
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