n 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.

The most likely reason the author uses the heading "A Silent Alarm" in "An Inconvenient Truth" is to show there is a problem that many do not know about.

The most likely reason the author uses the heading "A Silent Alarm" in An Inconvenient Truth is to show there is a problem that many do not know about.

To determine the most likely reason the author uses the heading "A Silent Alarm" in the book "An Inconvenient Truth", we can start by analyzing the possible options given in the question.

Option 1: "Responses use an image that all readers can visualize."
This option does not seem likely as it refers to the responses, which are not mentioned in the heading.

Option 2: "Show there is a problem that many do not know about."
This option is a possibility, as using the phrase "silent alarm" implies that there is a problem that has gone unnoticed or may not be widely known.

Option 3: "To bore the reader."
This option is unlikely, as it wouldn't make sense for the author to intentionally bore the reader with a heading. The purpose of a heading is usually to catch the reader's attention and engage them in the topic.

Option 4: "Frighten readers so they will take action."
This option is also a possibility, as the phrase "silent alarm" can create a sense of urgency or fear in readers, motivating them to take action.

Given the options, the most likely reason the author uses the heading "A Silent Alarm" is to show that there is a problem that many readers may not know about, or to frighten readers so they will take action.

It is important to note that this explanation is based on the analysis of the given options in the question. It would be helpful to refer to the actual book "An Inconvenient Truth" or additional context provided by the author to get a more accurate understanding of the purpose of the heading.