Select the topic sentence. [1] what is amnesia? [2] most of us think of a dramatic, total loss of memory brought on by a severe blow to the head. [3] amnesia is, however, a very subtle and sometimes sinister illness. [4] while amnesia can result from a head injury, overwork and worry can also lead to memory lapses. [5] in some cases, diagnosis is difficult because these lapses are intermittent, rather than constant. a.) 1 b.) 2 c.) 3 d.) 4 3.) 5

The answer is 3: Amnesia is, however, a very subtle, and sometimes sinister, illness.

Explanation:

The reason for this is because that is the topic that the author is talking about: that Amnesia is a subtle and sinister illness.

  plan: i will begin with a quotation about the importance of unity in a community. then, i will state my claim that an activity will unite our school by creating a shared vision, purpose, and direction. in the body, i will use three main points that describe the different avenues the students can take: through a variety of clubs, through a special event, or through an awareness week. i will provide evidence about other towns that have unity activities and the kinds of events that they include. pictures will illustrate my three main points in action. for the ending, i will restate the main idea in a new way and pose a question to keep the audience thinking. 

hey u think u can me with a summary? ?