Answer: Option C.
The number of protons and neurons it's contain.
Explanation:
Mass number of an atom is also called atomic mass of an atom which is some what expressed in Dalton i.e 1/2. The mass number is the total number of protons and neutrons altogether called nucleons in an atomic nucleus.
The correct answer for the question above is
letter c. It is the part where controlling
voluntary body movements, processing information from sense organs, thoughts,
and learning abilities. It is the<span> responsibilities of the region of the brain highlighted in the image.</span>