Fact 1: Plants use unsaturated fatty acids to store energy. Fact 2: Silver sage is a Plant Select plant. Given the two facts above, silver sage may use unsaturated fatty acids to store what?

Select from the following.
1). Joules
2). pollen
3). nutrients
4). saturated fatty acids
5). heat
6). gold
7). energy.
8). energy
The answer is:
8).