By the time, the stock market stabilized in November 1929, businesses and investors has lost more than , an amount greater than the cost of U. S. participation in World War I. A. $500 million
B. $1 billion
C. $30 billion
D. $50 billion

A if not a then my next choses is C only cuz they are the most logical answer

Explanation:

i think the answer is c, rivers.

explanation:

sometimes, borders fall along natural boundaries like rivers or mountain ranges. for example, the boundary between france and spain follows the crest of the pyrenees mountains. for part of its length, the boundary between the united states and mexico follows a river called the rio grande. the borders of four countries divide africa’s lake chad: niger, chad, cameroon, and nigeria.

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