$($a$)$

the electric potential at the electron's location

increasesdecreases$$remains unchanged

$($b$)$

the electron's associated electric potential energy

increasesdecreases$$remains unchanged

$($c$)$

its kinetic energy

increasesdecreases$$remains unchanged

$($d$)$

its total energy

increasesdecreases$$remains unchanged

the electric potential at the electron's location

increasesdecreases$$remains unchanged

$($b$)$

the electron's associated electric potential energy

increasesdecreases$$remains unchanged

$($c$)$

its kinetic energy

increasesdecreases$$remains unchanged

$($d$)$

its total energy

increasesdecreases$$remains unchanged

the electric potential at the electron's location

increasesdecreases$$remains unchanged

$($b$)$

the electron's associated electric potential energy

increasesdecreases$$remains unchanged

$($c$)$

its kinetic energy

increasesdecreases$$remains unchanged

$($d$)$

its total energy

increasesdecreases$$remains unchanged

HINT

$($a$)$

the electric potential at the proton's location

increasesdecreases$$remains unchanged

$($b$)$

the proton's associated electric potential energy

increasesdecreases$$remains unchanged

$($c$)$

its kinetic energy

increasesdecreases$$remains unchanged

$($d$)$

its total energy

increasesdecreases$$remains unchanged