I guess it would either be mood or syntax
It’s not grammatically correct. It should be...
Kitty and Briana’s parents were pleased because the girls enjoyed their time at the center.
Answer:
Plants are producers. They make their own food, which creates energy for them to grow, reproduce and survive. Being able to make their own food makes them unique; they are the only living things on Earth that can make their own source of food energy.
Explanation: