It's caused by Alzheimer's and vascular dementia
Answer: Foot-in-the door mechanism
Explanation:
Foot in the door technique is the mechanism in which a person tends to persuade other through making a small request or asking for small favor first.If the person agrees for fulfilling small request then requester moves on for large request.
This is an tactical approach for making a person agree on large intended request after succeeding from convincing them for agreeing on small favor.
Example-asking for small amount of money for need and later borrowing more money from parents .
Answer:

Explanation:
During the War of 1812, Francis Scott Key was a lawyer and really had no major role in the war.
However, one night in 1814, his friend was taken hostage by the British. He found the ship in Baltimore, but they weren't allowed to leave until after the battle.
In this Battle at Fort McHenry, the British launched a massive bombing campaign against the United States, but they managed to fend it off.
The next day, the British stopped. Francis Scott Key witnessed the battle and noticed was one American flag still flying. He wrote a poem called the Star Spangled Banner and it became the National Anthem in 1931.
So, he was inspired by the <u>Battle at Fort McHenry</u>
Elisha Gray was an electrical engineer. He is known for his telephone prototype and music synthesizer. Gray got over 70 patents for his inventions.
He was born on August 2nd, 1835 in Barnesville, Ohio. He died on January 21st, 1901 in Newtonville, Massechusetts.
Gray also invented the telautograph, this was a device that could transmit handwriting through the telegraph systems!