Ils ont pour but de montrer leur talent.
A. Je suis plus grande que toi.
Gabrielle is telling Marguerite that she’s taller than her, and in french because we assume that Gabrielle is a girl we add an “e” to the end of grand(e) to make it féminin. If it’s a boy we say grand.
Hope that helps :)
This should be a biology question but the answer is the epipelagic, mesopelagic, and bathypelagic.