I’m assuming D because it’s the most reasonable
Not sure about 21, but the 1738 is a turned used by a rapper named Fetty Wap in his song called Trap Queen to represent the "Remy Boyz 1738" which they named themselves that after the finest 1738 Remy Martin liquor.
Hope that helps you! :)
Limestone, Sandstone, and Shale would be the answer.
The heat of fusion for water is the amount of energy needed for water to <span>melt. (c)</span>
I think the correct answer would be that the temperature of the clouds that made the very first stars where thought to be higher since the clouds are made up of hydrogen and helium. Hope this answers the question. Have a nice day.