It is "<span>extension of slavery."
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Losing favor after 1828, the earliest method of nominating candidates for office was the legislative caucus. The correct option among all the options given in the question is option "A". The actual meaning of caucus in terms of politics is the gathering of supporters of a common political party. Although the term appeared in the United States of America, but later on it spread to other countries like Australia, Canada etc.
A) excessive speculation and buying on margin
Generally speaking, it would be earthquakes that do not threaten Central America, due to the fact that there are no major fault lines, although they are still technically possible.
The best option in terms of what rights the Declaration of Independence expresses would be "A. Human rights of citizens, including life and liberty," since the colonists felt these rights were being taken away by the British, and to "<span>become a citizen of the United States, you must "</span><span>A. have lived in the United States for at least six months". </span>
