Answer:incumbent:the holder of an office or post.
challenger:a person who engages in a contest.
liberal: (in a political context) favoring maximum individual liberty in political and social reform.
conservative: holding to traditional attitudes and values and cautious about change or innovation, typically in relation to politics or religion.
moderate:average in amount, intensity, quality, or degree.
front-runner: the contestant that is leading in a race or other competition.
dark horse:a candidate or competitor about whom little is known but who unexpectedly wins or succeeds.
<span>poverty leads to lack of purchasing
power, leading to poor nutrition, affecting the potential to work and
generate income, leading to further poverty.
malnutrition makes children
susceptible to infections, which further decreases their nutritional
intake, leading to further malnutrition</span>
That's a simple part of evolution. Humans are built to adapt.
If we go in the frozen tundra, we make coats and other cold-blocking clothes. We find nearby food, like fish. Over time, our differences become more distinct from the rest, and we become less vulnerable to the cold.
Hope this helps! :)
This was astrolabe; an instrument to predict the position of the stars, that could also be used to predict t one's position. The compass was invented in China.