Which of the following is the best summary of this
paragraph?
a tsunami is not like normal ocean waves. it's a series
oa) of waves. you need to wait several hours for all of
them to pass.
because a tsunami is not one wave, but a series of
several waves that can be as far as two hours apart,
ob)
you must wait several hours after the last wave in
order to be sure the tsunami is over.
a tsunami consists of not one but many waves that
come in one after the other. not knowing whether the
oc)
tsunami is over unless more than two hours have