Which of the following is correct about growth? 

Options

A. Growth is regarded as one of most fundamental and conspicuous characteristics of living being.
B. Growth can be defined as an irreversible permanent increases in size of an organ or its parts or even of an individual cell.
C. Generally , growth is accompanied by metabolic processes (both anabolic and catabolic), that occur at the expense of energy.
D. All of the above

Answer

A