<span>Manifest Destiny was the belief that United States was destined to expand from the Atlantic seaboard to the Pacific Ocean; it has also been used to advocate for or justify other territorial acquisitions</span>
The letter A is the one that represents a neurotransmitter acting via direct effects.
<h3>What is a neurotransmitter?</h3>
These are chemical messenger that helps carries signals across the neurons and target cells throughout the body.
Hence, the letter A represents a neurotransmitter acting via direct effects because its involves direct connection between the neurons.
Therefore, the Option A is correct.
Read more about neurotransmitter
<em>brainly.com/question/26387085</em>
Make do with what you have. The Mesopotamians gave us a very valuable building material the brick. Having no locally available stone they used the plentiful supplies of mud and clay found on the banks of the Euphrates to make bricks.
There is also trade, exchange what you have for what you lack. In their case it was agricultural produce. This is how Babylon became a thriving and powerful city.
Finally when you finally become more powerful take the resources from your neighbours by force.
"Each congressional party has become more homogeneous, and the distance between parties has increased." This represents the trend of party polarization over the past three decades.
Political party polarization refers to cases in which an individual's stance on a given policy or issue is strictly defined by their identification with a particular political party.
The reasons for the rise in party polarization include political parties, redistricting, the public's political ideology, and the role mass media in spreading the information.
The congressional party are creating programs and policies that shape public opinions. Once the political party win the elections, they form the government and its policies are implemented.
Hence, over the past three decades, each congressional party has become more homogeneous, and the distance between parties has increased. This includes the expanding number of candidates in the party.
To learn more about the party polarization here:
brainly.com/question/11319360
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