B. An increase in knowledge as well as written books
The following is a subsurface event that places during the rock surface is Melting. This is further explained below.
<h3>What is
Melting?</h3>
Generally, As the name implies, melting is the process through which a solid becomes a liquid at high enough temperatures. This transition takes place at a predetermined temperature, known as the melting point, in a pure crystalline solid.
In conclusion, The next event takes place under the rock's surface and is a subsurface phenomenon: melting.
Read more about Melting
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B sorry if it is wrong but I think this is totally right
60% It's hard for some kids to learn in a public place.