Read this excerpt from "exhalation": it has long been said that air (which others call argon) is the source of life. this is not in fact the case, and i engrave these words to describe how i came to understand the true source of life and, as a corollary, the means by which life will one day end. which word best describes the narrator based on this excerpt? a. radicalb. methodicalc. emotionald. bragging

B. Methodical on apex

B.) Methodical

Explanation:

The word that best describes the narrator based on the extract read before, is methodical. A methodical person does things in an orderly and systematized way, following a method.

The method here begins by explaining that air is the source of life, from there ir describes the steps that followed to understand the true source of life and ends with the way it will end.

you have to either add a photo or put them answers in with the questions