Two electrons are moving towards each other each with a velocity of 10 ⁶ m/s. What will be closest distance of approach between them?

A. 1.53 ⋅ × 10−⁸ m
B. 2.53 ⋅ × 10−⁶ m
C. 2.53 ⋅ × 10−¹⁰ m
D. Zero