To Take Advantage of the Peculiarities of Solid Tumors,multifunctional Nanocarriers

To take advantage of the peculiarities of solid tumors,multifunctional nanocarriers can be modified with different moieties to perform multiple functions. Please match the following moieties with their function.
___ RGD

A) Tumor Imaging
B) Passive Targeting
C) Redox Sensitive
D) Enhanced intracellular delivery
E) Active Targeting