Natural rights.
Because they reiterated and mentioned it a lot in the Declaration of Independence. I hope this helps. :)
The answer is C. Ratification of the Nineteen Amendment.
The 19th Amendment gave voting rights to all despite gender => for all the ladies who desire to have suffrage rights!
The 19th Amendment prohibits the states and the federal government from denying the right to vote to citizens of the United States on the basis of sex.
The Tenth Amendment gives the rights not expressly delegates to the federal government to the STATES.
"(2) A shortage of workers developed." is the best option from the list, but of course there were other direct results of the Black Death in <span>Europe as well.</span>