2. (1 point) What happens to the Lorentz factor y of an electron as its speed v approaches 0? (a) y + O as v 70. (b) y+1 as v0 (c) y too as v 70. (d) y 0/0 as v 0. (e) It is impossible to predict. 3. (1 point) What happens to the Lorentz factor y of an 7 electron as its speed v approaches ? (a) y+ 0 as vtc. (b) y +1 as v c. (c) y as v C. (d) y 0/0 as v C. (e) It is impossible to predict