G9C07

What does “front-to-back ratio” mean in reference to a Yagi antenna?

1. AThe number of directors versus the number of reflectors
2. BThe relative position of the driven element with respect to the reflectors and directors
3. CThe power radiated in the major lobe compared to that in the opposite direction
4. DThe ratio of forward gain to dipole gain

Pick an answer to check it.