Figuer

Figuer:
-What did the researchers conclude based on the data in figure (a) ?

A) Cyclophosphamide delayed the growth of tumors but resistance developed.
B) Endostatin shrunk tumors without development of resistance.
C) Endostatin shrunk tumors but resistance developed.
D) Tumors in untreated cells shrank in size.
E) Cyclophosphamide delayed the growth of tumors without development of resistance.