Where the word Prosth it is The mouth
Above that empty one is the brain
Beside the mouth empty box is Nephridia
Beside that is The ventral nerve cord
Beside that is the ventral blood Vessel
Beside that is Esophagus
* When i say beside that it is going left the way of the word before.
Hope it helps. Please comment if you are confsed
for question 1.) i am pretty sure of answer a.)
for question 2.) the answer is most likely b.)
i would recommend waiting for a second opinion. just to be safe.
Food chain is the answer.
I guess the answer is B !! as it has no relevance and is not an observation !!
