Step 8: simulate an environment with equal amounts of insects and seeds, but no fruit. which flock will be able to eat the most? the least? why?

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects

the correct answer is b