If 1 A current flows in a circuit, the number of electrons flowing through this circuit is

A. 0.625 × 10¹⁹
B. 1.6 × 10¹⁹
C. 1.6 × 10-¹⁹
D. 0.625 × 10-¹⁹

The charge of one electron is 1.6 × 10 – 19 coulomb. Again 1 A current means transferring of 1 coulomb charge per one second.