A to b B to 1 because 1 you CANT control 2 you CAN
Answer:
In general, infants that are born very early are not considered to be viable until after 24 weeks gestation. This means that if you give birth to an infant before they are 24 weeks old, their chance of surviving is usually less than 50 percent. Some infants are born before 24 weeks gestation and do survive.
The statement that minerals are inorganic substances that the body cannot produce on its own is true. Essential minerals are sometimes divided up into major minerals (macrominerals) and trace minerals (microminerals).
Minerals are essential constituents of body fluids and tissues; they are components of enzyme system and are involved in the formation of bones and teeth.
D is the answer... Think about every time you get cold you shiver its a natural thing that humans do to stay warm