Help please, 20 points. 1. As we age
(I think it's B)
A. we grow more neurons faster than when we are young.
B. we continue to grow new neurons, but we grow fewer new neurons than when we are young.
C. we continue to grow new neurons at about the same pace throughout our lives.

B. we continue to grow new neurons, but we grow fewer new neurons than when we are young.

Explanation:

Scientists have now discovered that you can grow new brain cells throughout your entire life. The process is called neurogenesis. Specifically, new brain cells–which are called neurons.

Hope this helps.

multiplying and dividing the two decimals and the eqations by the same number of the overalls

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.