Arteries are constantly expanding and contracting due to the force of blood ... ...

Arteries are constantly expanding and contracting due to the force of blood pumped from the heart, the “blood pressure”. One would expect the walls of arteries to be composed largely of:
(A) Cartilage.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in 13. Specialized Eukaryotic Cells and Tissues