What was an effect of the invention and widespread use of the air conditioner?

Northern cities saw an increase in population and an influx of Asian immigrants.

Many Americans moved to Alaska and Hawaii for economic opportunities.

The population of the South increased because the invention made the heat bearable.

Businesses began to sell more products and services online instead of in store.

b

explanation:

the right answer is the third one: turnpikes went short distances to connect markets. turnpikes, also known as toll roads, were very important for trade and transportation (of people, goods and products) in the 19th century, coinciding with the expansion towards the west. they contributed significantly to the economic development of the united states.

the correct answer is: (1) affected by gerrymandering; (2) not affected by gerrymandering.

gerrymandering is known as a practice that intends to establish a some kind of political advantage for a particular party or group. to do this district boundaries are manipulated. the new resulting district is named a gerrymandering.

in other words, what gerrymandering does is to draw the boundaries of electoral districts trying to benefit the party who is doing it. sometimes, the party controlling the legislature will redraw it so they can maximize the number of districts they are likely to control.

no one really purchased it themselves, it was all america, they had debates etc.