Which of the following should she dismiss as an option?

Sandra is evaluating the type of Internet connections she could use to host her e-commerce site. Which of the following should she dismiss as an option?

A.
T1, because it is too expensive

B.
DSL, because it is unproven

C.
High-speed dial-up, because it is not reliable

D.
ISDN, because it was not designed to transmit data to the Web.