Why do platyhelminthes possess hydrostatic skeleton but lack coelom​

answer; i believe that the correct answer to this statement is (exoticism); //

exoticism was a trend where musicians created music based on a far off foreign

i think that c)gold was found there

but i am not sure

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )