Okay first off after is should be NOT and after on should be OUR
Answer:
D. Makes sacrifices for the ones you love.
Hello there,
<span>What is one of the best ways speakers can make their speeches more memorable?
Your correct answer would be D.) </span><span> "appeal to emotions by varying the tone and pitch of their voices"
When you change the pitch and tone of your voice,(make sure your not sounding like a robot),as you do this, there mind's start to be more focused on your speech. When you use body movement's also.So by using emotion's and by controlling your pitch and tone, this can help the audience to remember your speech.
Hope this helps.
~Jurgen</span>
The answer seems to be C. I’m sorry if I’m wrong !