Asap! 10 pts. mark brainliest! hurry due in 2 min! you are delivering a speech to your classmates urging them to donate blood. as you end your speech, you want to impress upon them the passion you feel for this topic. an effective choice for delivering the speech's conclusion is a)standing stoically behind the podium with a serious expression. b)to glance thoughtfully down at your speech to check your notes as you speak the ending. c)increasing your volume and eye contact, but reducing body gestures to eliminate distractions. d)to utilize a crescendo in the volume of your voice with hand gestures emphasizing the main points.