4. The sentence in lines 26-29 (It is... severe tornado.) is poorly written. Which one of
these is the best way to rewrite it?
a. Hail and strong winds without a tornado is a severe thunderstorm. With a
tornado, a severe thunderstorm has light rain.
b. The difference between a severe thunderstorm with hail and strong winds and a
severe thunderstorm with light rain and a severe tornado is difficult.
c. A severe thunderstorm with hail and strong winds and a severe thunderstorm
with light rain and a severe tornado is very difficult to tell the difference between.
d. It can be difficult to differentiate between a severe thunderstorm with hail and
strong winds, but with no tornado, and a thunderstorm with light rain and a
severe tornado.