Three different types of snakes

Which sentence is an example of objective third person writing that could be found in a scientific essay

What point is the author trying to make by comparing the travel times of the first transcontinental railroad and the first transcontinental flight?

You were given an exceptional iq so obviously you made valedictorian to change the tone of the sentence from resentful to complimentary, without changing the central meaning, which word most needs to be replaced? o a. exceptional o b. valedictorian o c. given o d. obviously