What should you do to prepare for your presentation? Check all that apply. Revise the presentation to make sure your media and notes are appropriate for the audience. Practice in front of a mirror and a friend, or record your voice. Memorize your speech so you don’t need to use your notes. Time the presentation. Practice by reading your speech to yourself to save your voice.

Plz asap read this sentence from paragraph 3 of the article. the boys and girls are merely asked to obtain the signatures of ten friends or relatives. how does the word "merely" affect the meaning of the sentence? a- it suggests that asking people to subscribe to the washington times is something negative. b- it implies that obtaining ten signatures is not a requirement for receiving a prize. c- it downplays the fact that to win the prize, children must ask people to subscribe to the washington times. d- it emphasizes that children receive the prize only if they obtain ten signatures.