After a reading activity, Roshni encourages the students to reflect on—'what did you learn about yourself as a reader today?' What abilities is she promoting?

Assertion (A): While teaching problem-solving, teachers should discourage children from thinking about their own thinking and focusing on how to learn. Reason (R): The development of metacognitive abilities hinders effective problem-solving. Choose the correct option.

Thinking about one's own thinking is known as ______ and is a ______ ability.