Greek stories typically end with great suffering to try to explain reasons to the reader why there are bad things in the world, not only that but they try to teach the reader lessons so most of them have suffering as endings as a way of showing that this could possibly lead to that.
Lucy is conducting a survey about herself and how crabby she is. Charlie Brown is hesitant to answer Lucy's survey because he is afraid that if he answers truthfully, he might hurt Lucy's feelings. He is nervous because he does not want to upset her.
The Answer is C.
The <em>physicians and surgeons are professionals</em> that studied many years and dedicated a lot of attention and efforts to learn important scientific knowledge. To practice their profession, they will need <em>additional skills</em> to be able to manage the many aspects of this work: talking with the patients, having an organized office, take important decisions etc.
