Elijah McCoy’s invention of the automatic oil cup made his job . A) safer

B) more efficient

C) all of the above

C.

Explanation: Elijah s' invention was a great help for the steam-moved locomotives and ships, because they wouldn't have anymore to stop their routes with greased engines.

the old way of life was represented by superstition, an angry god, and absolute submission to authority. the thinkers of the age of reason ushered in a new way of thinking. this new way championed the accomplishments of humankind. individuals did not have to accept despair. science and reason could bring happiness and progress. kings did not rule by divine right. they had an obligation to their subjects. europeans pondered the implications for nearly a century. americans put them into practice first.