When did man begin to explore the Antarctic

A．Professional writers no longer have to abide by grammatical rules.
B．For those people who neither wrote letters nor read books, writing online has become their regular everyday experience.
C．Most writers prefer to publish their writings on the Web so as to reach a larger readership.
D．Computer literacy is drawing increasing attention from the educators.

A．bitterly criticizes the writing style of e-mail
B．is in favor of the writing style of email
C．does not express explicitly his own attitude towards the writing style of email
D．is strongly against the substandard writing style of e-mail