Answer:
1) A an icebreaker cartoon that you think is funny.
2) D being spontaneous when delivering the introduction.
3) B in addition, anyone who whishes to check can see the following piece of evidence: the sun and the moon look like they are about the same size, but in fact they are quite different in size.
4) B Pancakes are a quick, easy breakfast. - There you go sweets :)
B. opinion and the occasion.
C. reader and the audience.
D. reader and the location.