Answer:
B. more cells than smaller organisms
Explanation:
Animals and plants are multi-cellular eukaryotic creatures. Eukaryotes tend to be bigger than prokaryotes, but, more importantly, eukaryote means multiple cells, and prokaryote is one.
In an oligopoly type of market, there are only few producers whom dominate the market. This is the market type wherein there are only small number of firms that control the majority of the market share. The opposite to Perfect Competition, wherein there are unlimited number of producers. In an oligopoly, since there are only a few numbers competitors, each firm is likely to be aware of each other's action.