Suppose a school wants to store the data of teachers and the subjects they teach. They create a table that looks like this: Since a teacher can teach more than one subjects, the table can have multiple rows for a same teacher. subject Maths Physicals Biology Physics Chemistry teacher_id subiect no 1 Key: (teacher_id, subject) Non-key attribute: subject no Question: Does the above relation be in 2NF? (hint: identify functional dependencies first)