Question

Who introduced the idea of interchangeable parts that promoted mass production of various goods?

A. Eli Whitney
B. Samuel Slater
C. Francis Cabot Lowell
D. Henry Ford

Answer 1

Cancel out the obvious ones.
Henry Ford clearly wasn't even alive in that time.
Samuel Slater made the spinning machine.
Francis Cabot Lowell was a business man who was the founder of what is known as the first textile mill.
That leaves Eli Whitney.

Answer 2

thx