NEED HELP ASAP, I still don’t understand stand it just help as soon as possible

Explanation:

a)

b)

c)

d)

Since the circuit is a series connection:

E = IR

where: E - voltage, V

I - current, A

R - resitance, Ω

Solve for

Since current is same throughout the connection,

Substitute

a)

b)

c)

d)

the correct answer is c.stops after infancy and childhood.

myelin is the substance of the central nervous system (cns) that insulates nerve cell axons to increase the speed at which nerve impulse travels. myelination is a process of myelin formation. this process occurs postnatally, begins in the embryo during the midst of early development and finishes after birth.