Hey i need hlp my parents r forcing me to have an international french exam but i don't want to have it?

I'm 15 i really hate french and i have to go every sunday to take a cl so it will improve my french and i really want to learn another language (korean) but my parents won't understand they think that it will be much eazier to get a job with the french sartification or a higher salary but i don't care about it and i had 2 another french sartifications why should i take the 3rd i tried to convince them to take the exam after graduation but they won't listen and it not easy at all so plz help