Why are producers found at the bottom of the energy pyramid

Cause the producers have the most energy from the sun and the primary consumer eats them which causes energy

There are far more producers than carnivores at the top of the food chain. This is because producers get their energy from the sun. Every level up the food chain, 90% of the energy is lost. That is why there are a relatively small number of tigers to plants

Answer dot(3) is most used;

Is this the whole problem or