Whats the difference between implies and expressed powers?

What led to the westernization and annexation of hawaii?

Which of the following is an advantage of using nuclear power plants to produce electricity?

The procedures for reporting potential unanticipated problems involving risk to subjects or others to the irb are: stated in the human subject protection regulations, but not in the drug or device regulationsincluded in the consent processdetermined by research staffdetermined by the institution in its written policies and procedures