The answer is (A. Afghanistan).
Freezing point of the water is innate property. Therefore, I would say that the freezing point of water from 1 billion years ago would still be the same as to what temperature the water would freeze today. Thus, I choose letter D. 0°C.
Can you please put your question in English?
Answer:
MURDER,WILDFIRES, BLM, Cancer,& famous people who died
Explanation:
MURDER,WILDFIRES, BLM,Cancer,& Famous people who died