Which word in the following sentence contains a capitalization error?

professor singh is a specialist in ancient chinese history.

specialist

history

ancient

professor

Im back macdoolittle to get you in first place on the leaderboard

Isaw my future flash before me and it did not take me anytime to slow down. i need to replace the words "it did".

Buck did not cry out. he did not check himself, but drove in upon spitz, shoulder to shoulder, so hard that he missed the throat. they rolled over and over in the powdery snow. spitz gained his feet almost as though he had not been overthrown, slashing buck down the shoulder and leaping clear. twice his teeth clipped together, like the steel jaws of a trap, as he backed away for better footing, with lean and lifting lips that writhed and snarled. read this passage. explain what the conflict shows about buck and spitz.