It happened in 1790 so the it would be either a or b but what do you mean by turn of
The expression 7x-36 is equivalent to this question.
Please add an picture so I can help
Yea
Answer:
Four score and seven years ago
Explanation:
Abraham Lincoln started his speech at Gettysburg with the six words "Four score and seven years ago", which is just another way to say "87 years ago".