It is the structural isomer. It is a type of isomerism in which particles with the same sub-atomic equation have distinctive holding designs and nuclear association, instead of stereoisomerism, in which sub-atomic bonds are dependable in a similar request and just spatial game plan contrasts.
I’m pretty sure it’s C but try googling it
Lipids are used for long term energy storage as fats in humans and oils in plants. Carbohydrates are used for short term energy storage because they can be transported easily. Hope this helps xx
