Besides #2 do y'all know what the answers are ?

Read the excerpt from an argumentative essay on space exploration. we probably couldn’t go to all the stars because they’re too far away. it would take a long time to get there. the sentences need to be revised for this type of essay because they

Jackson is a very smart little boy he can count to twenty and is only two years old. complete, run on sentence or comma splice

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