In Drosophila larvae there are two phenotypes, rover and sitters. The rovers expend more energy to find resources but have a fitness advantage as long as their frequency in the population is low. This is an example of which type of selection?

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid