according to montaigne, why is he writing his essays?

he wants to become a politician.
he wants to seek the world’s favor.
he wants to convince people to travel to the “new world.”
he wants to explore and record his ideas for his relatives and friends.

p.s its not a

The essays of Michel de Montaigne, a French writer, were published and revised from the period 1570 till 1592. They cover a wide range of topics and he did not intend the implications of his works to reach further that his inner circle.

Question: According to Montaigne, why is he writing his essays?

D. He wants to explore and record his ideas for his relatives and friends.