Pollination Is a Common Mutualism Between Animals and Plants

Pollination is a common mutualism between animals and plants. Do humans have a common mutualism with plants?

A) No. We depend on the mutualisms of the other animals.
B) Yes. We travel so much, we also serve as pollinators of plants, dispersing their pollen worldwide now.
C) No. We just eat plants. They don't get anything from us.
D) Yes. We help plants disperse their seeds via the fruits we love to eat.
E) No. We don't interact that much with plants at all.