Please help me quickly.

A. 1/3 liters
B. 3/1 liters
The graph shows it's 1 block up, as in 1 liter of water, and 3 blocks to the right, as in 3 liters of flour.
I hope this helps you.
I'd like to get brainliest, as I need it to rank up.
Sincerely,
Kai " The Brainliest" Pro