What is quantization of electric charge ?

Explain what is meant by quantization of electric charge and conservation of electric charge.

What is the meant by quantisation of electric charge?

What is called quantization of electric charge ?

The cause of quantization of electric charge is

Who represented the quantization of electric charge first and on what basis ?

Why can one ignore quantization fo electric charge, when dealing with macroscopic charges i.e. large scale charges?