2. Mario is a farmer. He planted banana for 6 months. On the first mona
he planted some bananas. Each month after he planted 85 more bananas
than the month before. After the last month of planting, he planted 1.419
in all. How many bananas did he planted on the first month?
A. 6
B. 12
C. 24
D. 85

please answer with solution​