Which sentence would add effective commentary to this
paragraph?
O The picture Obama paints of the consequences of
American inaction is sobering and leaves an
impression on the audience.
O By listing a chain of probable events, Obama
provides the audience with logical reasons to support
military action to prevent them.
O This description of the likely consequences of
American inaction explains why Assad's actions are
unacceptable.
O Obama's carefully constructed links between causes
and effects shows that American action may make
the situation worse.