What is the primary indication for the administration of morphine (roxanol)?

Administration of morphine (roxanol) brings relief from sever pain along with mild to moderate pain and this relief is the primary indication for Administration of morphine (roxanol). It is also used to relieve pain of cancer, postoperate, anxiety, and dypsnea , pain due to acute myocardial infarction. It is also used as a sedative before operations

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

protistas excret ethanol used in the manufacture of vinegar