A) capital ddddxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Jonas Salk was an important American medical researcher and virologist, who is mostly known for developing the first successful polio vaccine in 1955.
-Gvcci
I am going to say D based on former knowledge but i am not positive.
They could not remember how to demonstrate is without reinforcement.
Answer: One the the tactic that hitler deployed before wwIi was the "invention" of czechoslovakian,he wanted to take the outer parts that had a great concentration of german or Arian people the allies at the time France and england let him take it but not even a year pass he took all of czechoslovakian then that's when the invasion of Poland took place wich is when ww2 started