Which of the following statements are correct regarding the characteristics of living organisms?
$I$. $DNA$ molecules are inherited by organisms produced by parents.
$II$. Organisms adapt to their habitat by considering environmental factors.
$III$. Complex energy transformations in metabolism are not essential for living organisms.
$IV$. Morphogenesis occurs during the process of development.

• A
  $I, III$
• B
  $II, IV$
• C
  $II, III$
• D
  $I, II, IV$