In order to write a strong essay that links together related ideas and sentences, the writer must employ transitions. Option B is correct.
Transitions are phrases or words employed in order to connect one idea to the next . Plus, the author used them in an attempt to help the reader progress from one significant idea to the next . What is more, transitions show the relationship within a paragraph (or within a sentence) between the main idea and the support the author gives for those ideas.
Example of transition words: on the contrary, in addition to this, besides, furthermore, but, to clarify, for instance, for example, in other words, althought, likewise.