What is meant by pollination? and some agents of pollination.​

Pollination is the transfer of pollen from a flower anther to the stigma of another resulting in fertilization and seed production.

Animals, such as bees and birds, play a major role in pollination. Wind and water are also agents of pollination.

Ithink option a is correct because you cannot donate a different blood group than yours because it won't match.option a says betsy can donate to mark. they have the same blood group so donation can happen.