It meant to convince the audience. That is the first one
(D) sly would be the right one to pick because they are trying not to get caught so they need to be sneaky
C. Character Development, would be my best answer out of the choices you've stated.
Choices 2 and 5 are correct. The other sentences use too many commas and periods in the wrong placements. If you read it out and pause at each comma and period, the others will sound wrong to the ear. Hope this helps! :)
Positive and Negative Connotations. ... For example, the words childish, childlike and youthful have the same denotative but different connotative meanings. Childish and childlike have a negative connotation as they refer to immature behavior of a person. Whereas, youthful implies that a person is lively and energetic.