Why are parts C. and E. of R. A.C. E. important?

How can i but "as william walking with his wife was seen"as a short sentnse

Making ethical decisions in the health care setting can be confusing. ethical dilemmas are found in almost every aspect of the health care delivery system. the word ethics comes from the greek ethos, meaning custom, usage, or character. ethical study is related to philosophy, the pursuit of wisdom. ethical theories attempt to systemize, defend, and recommend concepts of right and wrong behavior. we all have opinions and beliefs about ethics, even if we’re not fully conscious of them. based on the paragraph, what does ethical mean? being in accordance with accepted principles of right and wrong that govern the conduct of a profession of, relating to, or based on philosophy restricted to sale only based on a doctor's prescription knowledge of what's proper or reasonable; using good sense or judgment in a professional setting

Which sentence is correctly punctuated? a. i haven’t found a new job, and i don’t plan to look for one until i have to. b. my work is piling up—day to day—and i can’t seem to get caught up. c. i know things could be worse (they have been in the past).