Which organic molecule is responsible for the insulation of internal organs against shock?

The correct answer would be B. lipids.

Explanation:

Lipids are the compounds that are fatty acids or derivatives of the fatty acid that are insoluble in water and soluble in nonpolar solvents such as ether. These are some of the essential molecules of the bodies. these molecules have various functions in the body.

Such energy storage in the adipose tissues and utilize when there is not enough level of glucose, insulation: subcutaneous fats help in insulation as act as a blanket layer and insulate the body from external temperatures. Protection is also an essential function of lipids that protect the internal organs from shocks.

Thus, the correct answer is option B. lipids.