(a) Based on the phylogenetic tree, identify approximately how many millions of years ago the earliest South Asian river dolphin evolved. Round your answer to the nearest whole number

it's diluted or concentrated

in a diluted solution, you can add a lot more solute but in concentrated only a little more can be added

i got you i did it ya know what it is just needing to fill this in for a quick task!

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.