Which of the following was considered a pull factor for the migration patterns of the 20th century? a. convict labor used in australian colonies
b. indentured servants used in south africa
c. rising unemployment in the large industrial centers
d. overcrowded jails and population booms across europe

explanation:

hi

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

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.