The redemption rate for e-mailed coupons

The redemption rate for e-mailed coupons is far lower than that for traditionally
distributed paper coupons. One factor is the "digital divide"those who might
benefit the most from using coupons, such as homemakers, the elderly, and those
in low-income households, often do not have the knowledge or equipment necessary
to go online and receive coupons.

Which of the following, if true, does the most to support the claim that the digital
divide is responsible for lower electronic coupon redemption rates?

(A) Computers are available for free in libraries, schools, and community centers.

(B) The redemption rate of ordinary coupons is particularly high among elderly
and low income people that do not know how to use computers.

(C) Many homes, including those of elderly and low income people, do not have
high-speed internet connections.

(D) More homemakers than elderly people would use computers if they had access
to them.

(E) The redemption rate for coupons found on the internet has risen in the last
five years.