I’m not sure
the aliens / aliens exist.
The (in particular) Grammar RuleWe use the when we are talking about things or people in particular.
> The food in this restaurant is great.
We do NOT use the when we are talking about things or people in general.
> I like cats.
Aha! There is room for improvement. In the next weeks you will keep getting similar question to practice.
Remember the above grammar rule and Try again