Health care for the need . a federally and state program
The answer is B: Some patients who have a poor hospital experience also have post-surgical complications.
This because this can't be a cause and effect because it's a survey study, and only 40% of the people who have poor hospital experience also have post-surgical complications.
Answer:A.
improved grades on individual assignments
Explanation:
Because if he or her working on invidious assigments there grade could go higher.