Those who abuse the elderly are usually family members or a person who is caring for the individual true or false ​

this is tru

TRUE

Explanation:

it's quite sad, really. :(

option a is correct i.e.

explanation:

in context to the membrane of nerve impulse, the outer membrane of neuron is semi permeable that is only sodium ions can pass through the membrane i.e. smaller ions can pass through the membrane while larger ions cannot pass through it.