Find the magnitude and direction of an electric field that exerts a westward force on an electron. (b) What magnitude and direction force does this field exert on a proton?

a) The electric field exerts a force of 9.8 N westward on an electron.
b) The electric field exerts a force of 9.8 N eastward on a proton.
c) The electric field exerts a force of 1.6 x 10-19 N westward on an electron.
d) The electric field exerts a force of 1.6 x 10-19 N eastward on a proton.