Continental-volcanic is NOT a convergent boundary. The answer to your question is B. I hope this is the answer that you are looking for and it comes to your help.
D. The reaction absorbs energy from its surroundings
Heat is a form of energy, so if the chemical reaction makes its surroundings become colder, it is absorbing heat energy.
scientist found a new ocean zone, which has over 100 new species of sea creatures
hope this helps :)
C is the answer
:) for your question (im writing extra cause answer is too small)
