Banyan tree is one of the oldest and largest trees in the world. It is an evergreen tree that belongs to the fig family.

Life span of Banyan tree:

There are different views on the lifespan of Banyan trees. However, the correct option for the given question is 'c' which is 2500 years. Let's see how:

- According to scientific studies, the lifespan of a Banyan tree can range from 200 to 300 years.
- However, there are some historical records and mythological stories that suggest that some Banyan trees might live for more than 2000 years.
- In India, there are many Banyan trees that are considered sacred and worshipped by the people. Some of these trees are believed to be more than 2500 years old.
- The Great Banyan Tree in Kolkata is one of the largest trees in the world and is estimated to be over 250 years old.
- The Thimmamma Marrimanu Banyan tree in Andhra Pradesh, India, is considered to be the largest Banyan tree in the world, covering an area of 4.721 acres. It is believed to be more than 550 years old.

Conclusion:

The lifespan of a Banyan tree can vary depending on various factors such as the environment, climate, and care. While some Banyan trees might live for a few hundred years, others can live for more than 2000 years. The correct option for the given question is 'c' which is 2500 years.