which is the  best  concluding sentence for this paragraph?

a)still, even with their flaws, web content filters are a vital part of any high school's technology program. b)students need to have access to internet resources today because that is where the future of research and scholarship lies. c)public high schools always have to be on their guard for lawsuits of all kinds--including sexual harassment, abuse, and bullying. d)for example, a student may be doing research on marijuana legalization and thus will search for web sites with the word "marijuana" in them

Read these sentences from the excerpt: i would sometimes say to them, i wished i could be as free as theywould be when they got to be men. "you will be free as soon as you aretwenty-one, but i am a slave for life! have not l as good a right to befree as you have? how does the use of a rhetorical question advance the author's purposeof showing that all people deserve freedom? it shows the reader that douglass is unsure of hisstatements.it indicates that douglass believes he deserves freedom.oit demonstrates that douglass is questioning his beliefs.it reminds the reader that some questions areunanswerable

Explain how advancements in technology have affected the diversity of our news, how we receive it, and how it is portrayed by the media.

Subject: save the whales! dear professor crest, i know you are really busy and everything, but i was hoping that you could spend more time thinking about how to save the whales. it’s up to us to speak up on their behalf. it’s really wrong that some amusement parks use these poor, defenseless animals for recreational purposes. this must be stopped, and you’re the person to do it! ttyl, jules which revisions would make this e-mail more formal? check all that apply. a. removing the contractions b. removing the exclamation points c. removing the salutation d. removing the slang and casual speech e. removing the information about amusement parks