Step 1: Understanding the Concept:
Pollination is a physical process in flowering plants that must occur before the biological process of fertilization can take place.
Step 2: Detailed Explanation:
Pollination involves the movement of pollen grains (containing male gametes) from the anther (male part) of a flower to the stigma (female part) of the same or another flower. It can be carried out by wind, water, or animals like bees.
Step 3: Final Answer:
The correct option is (b).