What is the Main Function of the Molecule Shown in the Figure

Question

What is the main function of the molecule shown in the figure above?  
A) Chemical messenger
B) Energy currency
C) Hereditary information
D) Metabolism of fats
E) Protein synthesis

Accepted Answer

The molecule shown is ATP (Adenosine Triphosphate), which is primarily known as the energy currency of the cell, providing the necessary energy for various cellular processes.