Which of the following is not a power of congress? a. to establish post offices b. to maintain postal roads c. to maintain a state road d. to issue a patent

The holocaust of world war ii resulted in a) the nazis effectively used propaganda to gain and hold power in germany. b) ethnic regimes carried out mass devastation. c) deporting all european jews to the island of madagascar. d) the systematic mass slaughter of european jews and and others in nazi concentration camps during world war ii.

Powers of states the first letter of the answer is r.

Who did the first work in creating vaccines