Instead of saying "The lion beat the unicorn all round the town." they say "All around the town the lion beat the unicorn. " The change in linear order changes our perspective about the concerns of the clause. This is an example of ______ function of language.

A．courteous.
B．extroverted.
C．talkative.
D．deceitful.

A．The gap between its import and export narrowed.
B．The Commerce Department shows great concern.
C．What it imports has outnumbered what it exports.
D．Only the government concerns about the trade deficit.