A because that’s the only one that makes logically sense
A antonym for biosphere is an environment that is not natural.
They all produce milk, have fur, and are warm blooded. Platypuses are crazy though and lay eggs even though they’re technically mammals too.
It's the picture of the Atlantic ocean. On average, the Atlantic Ocean is growing at a rate of about 2.5 cm/year.
So,
1. Since 2000, it grows about (2018-2000) x 2.5 = 45cm
2.( 2018 - 1492) x 2.5 = 1315 cm
3. 200 x 2.5 = 500 cm
4. The <span> Atlantic begin forming since mesozoic era</span>