What Should the Speaker Keep in Mind When Giving an Acceptance

What should the speaker keep in mind when giving an acceptance speech?

A) You should use an impromptu delivery so the remarks don't sound canned.
B) You should thank those giving you the award and comment on the significance of the award to you.
C) You should be emotional,sincere,and take as long as you wish.
D) You should write out your whole speech,word-for-word on note cards,so you can use them to read from.