The Earth's crustal plates are always moving. The image below shows the edge of two plates. The plates will continue to move in the directions shown for millions of years.
What kind of feature will be produced by the plates?
A.
deltas
B. mountains
C. coastlines
D glaciers

the element that provides strength to the exoskeletons of clams and oysters is phosphorus.

this is so because calcium carbonate is the main component in the shells. calcium carbonate is strengthened by phosphorus.

explanation:

answer; ///stratum basale///stratum spinosumstratum granulosumstratum lucidumstratum corneum; 2,1,5,4,3

answer; blending inheritnace;