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.
India spreads along two distinctive time zones +UTC5:00 and UTC+6:00. In any case, India needed to proceed with a similar time all through the entire nation and hence thought of UTC+5:30 which is the normal of the above. In spite of the fact that this works decently pleasantly for the various parts of India, it doesn't function admirably for the northeastern states.
A organism is an individual animal, plant, or single celled life form
