Q: Answer the following question given this paragraph: dome-shaped plug of thick lava that cools near the vent of a volcano. Q: Why do hummingbirds have long narrow bills? A:

Options are:
[a]. to feed their offspring.
[b]. to store food.
[c]. for protection against predators.
[d]. to reach the nectar at the bottom of flowers.
The answer is:
[d].