Cancer cells can often secrete a substance that has the ability to dissolve ... ...

Cancer cells can often secrete a substance that has the ability to dissolve basement membranes. This could account for the ability of the cells of a malignant tumor to:
(A) Invade adjacent tissue.
(B) ...
(C) ...
(D) ...
(E) ...

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