Dunbar included this dialect to honor his heritage and he included it to explore African Americans' lives.

Which of these is the BEST way to rewrite the sentence in line 27?

A) Dunbar included this dialect to honor his heritage he included it to explore African Americans' lives.
B) Dunbar included this dialect to honor his heritage, he included it to explore African Americans' lives.
C) Dunbar included this dialect to honor his heritage and he also included it to explore African Americans' lives.
D) Dunbar included this dialect to honor his heritage; furthermore, he included it to explore African Americans' lives.