The answer is checks. Older people use check as they're a lot more simple than technology today.
Answer:
Abraham Lincoln's position on slavery in the United States is one of the most discussed ... This would be the inevitable result, Lincoln said, because the latter's ... directly or indirectly, to prevent that slavery from dying a natural death—to find new ... the states that if they did not abolish slavery on their own, the institution would ...
Yes, I think that this is true.
For example, you can have a casual friendship with a friend of your friend who works in a different field than you. You meet only occasionally, but when you do, they tell you about their work, and through this you can learn about how their company works, which can be useful.