A Hindu wanting to work on a spiritual awareness might decide to stop looking for outward solution to gain spiritual awareness, instead, he will focus on understanding his own mind through meditation. He might also decide to set up a shrine, go to a temple, meditate, etc.
The answer is the 3 one actually
The hamburger originated in Germany
The Cuban Missile Crisis was effectively ended when the 1. Soviet Union agreed to withdraw weapons from Cuba. The United States had set up the Acorn Line, a hypothetical line in the Caribbean Sea, which Kennedy stated no Soviet submarines or ships were allowed to pass. Fortunately, the Soviet Union withdrew missiles mainly because the United States also agreed to withdraw its missiles from Turkey.
A high school requires all of its students to study mythological stories written by the ancient Greeks