Use the following figure to answer the questions below.

The citric acid cycle.
-Which of the following is a likely reason that newborn infants have increased amounts of brown fat?

A)They are unlikely to consume a lot of glucose.
B)Their nervous system is not fully developed and does not respond quickly to cold temperatures.
C)They have a higher percentage of fat than children.
D)There is a significant amount of pyruvate in breast milk.
E)Newborns are less likely to use ATP as an energy source compared to children.