Which of the following would be a good topic sentence for an example paragraph? a. when i watch martin luther king jr. specials on television, i am inspired. b. although martin luther king jr.'s ideas had merit, there are a few ideas i disagree with. c. martin luther king jr. is an example of anyone who cares about justice. d. to follow in martin luther king jr.'s footsteps, you must grow in three areas.

The correct option is B.
A topic sentence refers to the main sentence of a paragraph that introduce what the paragraph is all about. The topic sentence contains the principal idea that the paragraph wants to discuss and other sentences in the paragraph are built around the topic sentence. 
For instance, for the topic sentence in option B, the other sentences in the paragraph will discuss the reasons why the writer disagree with Martin's ideas.

The one that best portrays the theme of "there was a child went forth" is the process of becoming. the ceaseless procedure of getting to be is at the core of the lyric. we progress toward becoming something or develop into something and this is the way toward getting to be, of progress and improvement. the interpenetration of the tyke's cognizance and physical marvels has appeared in this ballad, is one of the basic components of whitman's idea.