Please just help me i want to got to sleep

1. 2012

2.7.5

3. It has been reduced since 2012

4. To know how much harder the higher authorities need to work to reduce unemployment

its a map of something

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.