What is the ratio of $H$ and $O$ atoms in the structure of fats?

• A
  The ratio of $H$ to $O$ is $2 : 1$.
• B
  The ratio of $H$ to $O$ is $1 : 2$.
• C
  The number of $O$ atoms is much higher than $H$.
• D
  The number of $H$ atoms is much higher than $O$.