A section of a biomolecule is shown.

This biomolecule is most directly responsible for —

{silence}Option A.{silence}
providing energy for the body

{silence}Option Be.{silence}
waterproofing cellular membranes

{silence}Option C.{silence}
coding for the synthesis of proteins

{silence}Option D.{silence}
speeding up the rate of chemical reactions

Based on the information given, it is not possible to determine which option is correct. The section of the biomolecule is not described or identified, so it is not possible to determine its specific function or role.