What is the definition of electric charge?

I- It is a scalar physical quantity of fundamental particles that make up the atom.
II- It characterizes the electrification state of a body.
III- It is a vector physical quantity of fundamental particles that make up the atom.
IV- It is a physical property of the electron that can be separated from the particle.
a) I and IV are correct.
b) II and III are correct.
c) I and II are correct.
d) II and IV are correct.