In paragraph 4, what point is the author making when he talks about the Internet?

For english i have to find 4 errors in each diary post

Read the sentence: though margo moved as slowly as a snail in the morning, she somehow ended up being the shining star at the corporations breakfast meeting. which phrase from the sentence is an example of the authors use of simile? a) being the shining star b) somehow ended up c)the corporations breakfast meeting d)moved as slowly as a snail

Read the excerpt from the dark game: true spy stories from invisible ink to cia moles. yet, by the time robert e. lee surrendered to ulysses grant at appomattox, virginia, some four years later, about 620,000 soldiers had died on the battlefields, more than american battle deaths in all other wars from the revolution through the vietnam war. what is the author’s primary purpose for including this detail? to inform readers about the differences between three military conflicts to persuade readers of the seriousness of the american civil war to entertain readers with tales from behind the lines of battle to encourage readers to visit battlegrounds in appomattox, virginia