For the RAND study, health care use did not significantly lead to improvement in health outcomes when analyzing the whole sample. Which phenomenon contributed to this finding?

Group of answer choices

healthy individuals with favorable insurance used more health care than otherwise and this led to great significant improvement in their health status

healthy individuals with favorable insurance used more healthy care than otherwise but this did not lead to significant improvement in health

sick individuals with favorable insurance did not use health care and this led to large improvements in their health status

healthy individuals with favorable insurance were found to use less healthy care than otherwise but this led to very significant improvement in their health status

sick individuals with unfavorable insurance used more health care but this will not lead to any improvement in health status