The answer is A. Planning activities, including surveillance.
Camels Transporting Goods...Without the Camels It Would've Been Near To Impossible to Transport Goods.
Answer:
"murder
Daniel Sickles (1819-1914) led a colorful and controversial life. He was a primary figure in the creation of New York's Central Park. Sickles may have been one of the first persons to use the insanity defense when charged with murder. He played a pivotal role in the Battle of Gettysburg during the American Civil War."
https://biography.yourdictionary.com/daniel-edgar-sickles
Explanation: