I believe the answer is A. Control
The crown of the tooth is covered by<u> the enamel</u>, the hardest substance in the body.
The hardest material in the human body is dental enamel, or the hard tissue that covers the outside of the tooth crown.
It is more mineralized and durable than bone and the most heavily mineralized bodily tissue.
Calcium phosphate, a hard mineral, makes up the majority of it.
Dentin is the layer that lies behind your enamel. It is created from mineral-secreting live cells. The pulp, the primary living component of the tooth, is located underneath the dentin.
Dental crowns are caps that are affixed to broken teeth.
When fillings are ineffective, crowns are utilized to preserve, cover, and restore the contour of your teeth.
Metals, porcelain, resin, and ceramics can all be used to create dental crowns.
To learn more about teeth from given link
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Answer:
Color of clothing worn by the confederates [Black versus White].
Explanation:
The independent variables are those whose presence is not dependent on any event or other variable. These variables are independent and are not effected by change in other variable. In the given statement the independent variable is the clothes worn by the two people. They can wear any color and this is not dependent on any other factor.
Your correct answer is: A prime meridian is a meridian in a geographic coordinate system at which longitude is defined to be 0°. Together, a prime meridian and its antimeridian form a great circle. This great circle divides the sphere, e.g., Earth, into two hemispheres. The earth's zero of longitude, which by convention passes through Greenwich, England.
The Affirmative Action policy was upheld by the Grutter v. Bollinger case. Affirmative Action is a policy that gives minorities greater opportunities in education and work.