The standard of living is measured through:

a
Racism levels and low SES
b
Student loans and low crime rates
c
Gross national income per capita at purchasing power parity
d
HDMI vs. LDC

The standard of living is measured through

Gross national income per capita at purchasing power power parity.

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.

that would be the steamboat because none of the other things are forms of transportation