The president is proud that Dr. Salk's work is extending beyond the United States. Which of the following is not a step Dr. Salk has taken to assist foreign countries? Dr. Salk has assisted foreign countries by providing technical information.
Dr. Salk has helped foreign countries begin to produce the vaccine themselves.
Dr. Salk has offered foreign scientists the opportunity to tour his laboratory.
Dr. Salk has traveled and given the polio vaccine to children in foreign countries.

It is A because

Because of a signal and historic contribution to human welfare by Dr. Jonas E. Salk in his development of a vaccine to prevent paralytic poliomyelitis, I, Dwight D. Eisenhower, President of the United States, present to him this citation for his extraordinary achievement.

The work of Dr. Salk is in the highest tradition of selfless and dedicated medical research. He has provided a means for the control of a dread disease. By helping scientists in other countries with technical information; by offering to them the strains of seed virus and professional aid so that the production of vaccine can be started by them everywhere; by welcoming them to his laboratory that they may gain a fuller knowledge, Dr. Salk is a benefactor of mankind.

His achievement, a credit to our entire scientific community, does honor to all the people of the United States.

answer; jewish immigrants;