Okay honey all you have to do is state what you have gained (learned) and what you know.
True because scientists observe facts that involve in human society.
The Tea Act: The Catalyst of the Boston Tea Party. The Tea Act, passed by Parliament on May 10, 1773, granted the British East India Company Tea a monopoly on tea sales in the American colonies. ... The tea tax was kept in order to maintain Parliament's right to tax the colonies.
Probably are doing other bad things if they are teen mothers.
I believe the answer is: c.government opposition
Government opposition could create regulations that might show some positive benefits to economic condition, but sacrificing the condition of the environment as the result. The other three factors, even though it may be a crucial factors for the improvement to happen , are not considered to be forces that directly oppose the improvement effort.