Answer
b. Each prey population has a greater biomass than its predator population
Work Step by Step
This can be a pyramid of numbers that is upright as the producers are generally more in number compared to the consumers. So, the grass population is more than the rabbit and so on the rabbit population also increases. The rabbit is prey to snake and the snake to the hawk.
So, the correct option is 'Each prey population has a greater biomass than its predator population'.