Dubois became a student at fisk university. after he graduated, dubois went to the distinguished harvard university to further his education. the school gave him the opportunity to study in europe. he was able to travel across the continent and visit some of the top minds of his field. he was so steadfast in his studies that he became the first african american to receive a ph. d. from harvard. after school, dubois taught and worked for many political and civil causes. he then moved to georgia to start the first sociology department at atlanta university. in paragraph 3, the word steadfast means a) comfortable. b) committed. c) efficient. d) unaware.

B: committed

Explanation:

 "He was so steadfast in his studies" means that he was very determined and faithful to what he intended to develop and accomplish. And as the result of this faithful perseverance, he received a reward: becoming the first African American to receive a Ph.D. from Harvard. So the word that best reflects this kind of dedication is commited .

i believe it is the first choice (1.)

because the major theme is(“both the wild and civilization have rules.”)

and also as u said,( based on what buck learns within the call of the wild, "both the wild and civilization have rules".this is true of humans within society as well.

i don't see it in your profile.