It is C because the men were out to fight the war and in that time only men could have jobs, so when the men left the women had to take over and their role was so important because they were making everything all the soldiers needed like food and ammunition.
Correct answer choice is :
<h2>B) He helped improve the production of light bulbs</h2><h2 /><h3>Explanation:</h3><h3 />
Latimer worked with the legendary inventor Hiram Maxim at the U.S. Electric Lighting Company. While working there in 1881, Latimer registered a carbon fiber for the glowing light bulb. The invention improved make electric lighting useful and affordable for the common household.
