In An Inconvenient Truth, the most likely reason the author uses the heading A Silent Alarm is to

(1 point)
Responses

use an image that all readers can visualize.
use an image that all readers can visualize.

show there is a problem that many do not know about.
show there is a problem that many do not know about.

to bore the reader.
to bore the reader.

frighten readers so they will take action

show there is a problem that many do not know about.