What contribution did Jonas Salk make to science in the 1950s?

A.

He invented DDT, the "miracle" pesticide.

B.

He designed the first US satellite.

C.

He developed smaller computers.

D.

He created a vaccine against polio.

Which of the following best describes the united state's policy of containment following world war ii

The right to habeas corpus guarantees that you cannot be arrested unless you have done what

Write two or three sentences explaining what Lincoln believed the Civil War was being fought to accomplish. Think about his descriptions of why the war was fought and what would happen if the Union won.

What did Eli Whitney use to show the U. S. patent office the usefulness of interchangeable parts

What does it mean when it says slaves were chattel property?

What was one result of the rapid growth of u. s. cities in the early 20th century?

What impact did world wars 1 and 2 have on Texas?

Lincoln announced plans to resupply fort ___ in charleston harbor

What caused the population to increase during the Warring States period? Conquered peoples were resettled in the empire. Better tools were used to increase the food supply. Soldiers were hired from outside the empire for protection.

Write sentences! i will give you brainlist answer 33) the sixth amendment guarantees a person accused of a crime a speedy and public trial. However a trial can be too speedy or too public.