What is the difference between an omnidirectional antenna and a directional antenna.

a) An omnidirectional antenna radiates signals in all directions, while a directional antenna focuses signals in a specific direction.
b) An omnidirectional antenna is smaller than a directional antenna.
c) An omnidirectional antenna has a lower gain than a directional antenna.
d) An omnidirectional antenna is more expensive than a directional antenna.
Answer: a) An omnidirectional antenna radiates signals in all directions, while a directional antenna focuses signals in a specific direction.

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