Which completely transformed scientific study?
o the scientific revolution
o the enlightenment
o the renaissance
the reformation

arresting and exicuting citizens

it for the workers lik if you have a job thats what its for

explanation:

porter is writing economic history because he is focusing on the cost of developing vaccines.

valentina tereshkova

soviet cosmonaut valentina tereshkova became the first woman to fly to space when she launched on the vostok 6 mission june 16, 1963. valentina tereshkova was the first woman to go into space. in 1963, she spent almost three days in space and orbited earth 48 times in her space capsule, vostok 6.jan 22, 2018