Hertz produced electromagnetic wave by using

What did Hertz observe in experiment to produce electomagnetic waves?

..........was the first scientist who produced electromagnetic waves in a laboratory.

Draw a labelled diagram of Hertz's experiment set up to produce electromagnetic waves. Explain the generation of electromagnetic waves using this set up.

Statement 1 : Maxwell was the first to predict the electromagnetic waves. Statement 2 : Hertz was the first who produced the electromagnetic waves of about 6 m wavelength in the laboratory.

Assertion : Dipole oscillations produce electromagnetic waves. Reason : Accelerated charge produces electromagnetic waves.

Which one of the following can produce electromagnetic waves?