Is the study of money and how it is used..
Answer:
The curves help the spine absorb stress from body movement and gravity. When viewed from the back, the spine should run straight down the middle of the back.
Explanation:
Use protection and be safe as much as possible.
<span>A mother's special speech to her baby, sometimes referred to as"parentese" may:
</span>b.help the infant become aware and hold his attention