To deal with this explosion of data, one can use the computer and communications technology to help us sort, store, transport, and most important, understand the information.

A. to help us sort, store, transport, and most important, understand the information.
B. to help us sort, store, transport, and most important, to understand the information.
C. to help us to sort, store, transport, and most important, understand the information.
D. to help one to sort, store, transport, and most important, understand the information.
E. to help one sort, store, transport, and most important, understand the information.