no
Question and rationale: The question is: Did the confederate states speak Old English before the Civil War?
Old English is the earliest form of English during the middle ages. Modern English replaced old English during the seventeenth century. American English was created and spoken during the formation of the first US colonies. The civil war started in 1861, and was a war between the northern states and southern states.

yes
Question and rationale: The question is: Would a dog easily notice ammonia?
Ammonia has a characteristic pungent smell. Dogs have an extremely strong sense of smell, almost 40 times as sensitive as humans.

yes
Question and rationale:
The question is: Do manta rays live in water above the safe temperature for cold food storage?
For cold foods, the food safe temperature is 40 degrees Fahrenheit and below. Manta rays prefer water temperatures above 68 °F (20 °C).