Wanted to have more rights hope this helps
<span>It took place near Manassas, Virginia on July 21, 1861. It was called the First Battle of Bull Run or the First Manassas. At this battle, the union army lost to the confederates. This was the battle when they realized that the war was really starting. They realized that is was essentially "game on" and nobody would go down without a fight.</span>
So, the core of the study is the behaviour and personality - and this is usually studied by psychology. Therefore we can guess that we are looking for a branch of psychology.
This branch is social psychology - it focuses how the society (social environment) influences this behaviour.
Answer:
The telephone
Explanation:
Alexander Graham Bell patened the telephone on February 14, 1876
Ponce de Leon searched for it