Which of these is correct for when you want to tell someone that you're feeling slightly ill?

Which of these is correct for when you want to tell someone that you're feeling slightly ill?

Which of these is correct for when you want to tell someone that you're feeling slightly ill?I have no answer

Which of these is correct for when you want to tell someone that you're feeling slightly ill?

Which of these is correct for when you want to tell someone that you're feeling slightly ill?