The third opinion is the correct one
The correct answer to this open question is the following.
Although there are no options attached we can say the following.
Unfortunately, you forgot to include the map. So we are going to answer the question without the map, just on our knowledge of the subject.
The Battle of Long Island. The British troops came from the evacuation of the city of Boston Massachusetts before they landed in Brooklyn. Indeed, the British troops camped in Staten Island, very close to what today is Manhattan, before marching to what today is Brookly, the area where the Battle of Long Island was fought.
This Battle was considered to be the largest battle in the Revolutionary War of Indidepende and was fought on August 27, 1776. It also was the first major battle after the promulgation of the Declaration of Independence of July 4, 1776, drafted by Thomas Jefferson and other four prominent founding fathers.

c. <u>The lend-Lease Act of 1941</u> demonstrates the U.S. shift from neutrality to involvement in World War II.
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<u>Hope it helps You. </u>✌✌</h2>
That would be Adolf Hitler, as stated in this source (History.com) "Hitler appointed a new Nazi government, and on March 13 the Anschluss was proclaimed. Austria existed as a federal state of Germany until the end of World War II, when the Allied powers declared the Anschluss void and reestablished an independent Austria."
So that railroad companies could build railroads, expanding travel across one's country.