Match the element with its associated functions/roles and choose the correct option among given below:

Codes

1.  1, 2, 3, 4, 5

2.  4, 1, 3, 2, 5

3.  3, 2, 4, 5, 1

4.  2, 3, 5, 1, 4

Which metal ion is a constituent of chlorophyll ? 

1. Iron 

2. Copper

3. Magnesium 

4. Zinc