Answer:
Yes
Explanation:
The increasingly sophisticated system of writing that developed also helped the civilization develop further, facilitating the management of complex commercial, religious, political, and military systems. The earliest known writing originated with the Sumerians about 5500 years ago.
C. Discovering vaccination and microbial fermentation
A microbiologist who discovered microorganisms cause fermentation. Eg. leading to food spoilage
Answer: He created the Centers for Disease Control to study the disease.
Answer:
Using numbers from 1 to 12, followed by am or pm, the 12-hour clock system identifies all 24 hours of the day. For example, 5 am is early in the morning, and 5 pm is late in the afternoon; 1 am is one hour after midnight, while 11 pm is one hour before midnight
