Answers are needed

\f1. Multiple Choice [3 pts each]-for each problem, indicate the correct answer on your scantron. 1. Two protons (p, and p2) and an electron (e) lie on a straight line, as shown. The directions of the force of pi on e, the force of p2 on e, and the total force on e, respectively, are: P z a. -7, +, b.