conserving natural vegetation will maintain the balance in our ecosystems.
Answer: Executive, Judicial, and Legislative
Answer: representative democracy
Explanation: In a representative democracy, citizens elect leaders to represent their rights and interests in government.
Although all of the options are important factors to determine social movility, I beleive that one amongst them has more impact. Social class at birth makes a significant difference. It is like a stating point in life, some people start with some advantages (like being born in a wealthy and educated family) and other with disadvantages (being born in a poor family with no access to education).
Although race or ethnicity and gender are important too, they can have a stronger or weaker impact depending of your social class. A person that forms part of a minority, for example, african american, will have a very different life depending on the economic situation of the family.
It is true that hard work and education is also needed but, again, social class can lead you to a more familiar and direct contact with them.
Based on the scenario, the students are being reinforced on variable<span> ratio Schedule.
</span><span>A variable ratio schedule is a form of scheduling in which responses are created after being exposed to a number of unpredictable response. Since the students need to be on their toes all the time, this type of scheduling will provide the highest rate of student response
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