A storm sewer is to drain an area of 40 acres. Design the diameter of this storm sewer if it is to carry away rain falling at a rate of 2 inches per hour during a period of 30 minutes, the time needed for the entire drainage area to become tributary to the storm sewer. The required minimum velocity of flow is the cleaning velocity of the sewer, which is 3 feet per s

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.

can you make it more obvious. i can't see it properly

do you have any options?