please answer question. report nonsense!

Number of Terms
1. 2
2. 3
3. 1
4. 2
5. 2
Variables
1. x
2. n, y
3. y
4. m
5. n
Numerical Coefficient
1. 4x
2. 2n
3. 6y
4. 12/m
5. 2n+5
Constant
1. 1
2. 6
4. 4
5. 21