In the Venn diagram given below, the ‘Triangles’ represents ‘Managers’; the ‘Circle’ represents ‘Morning walkers’ and the ‘Square’ represents ‘Tax-payers’. The different areas of the diagram have been marked by a number for representation of a particular group.Which of the following group is represented by the area marked as ‘3’?

• A. Managers who are tax-payers but are not morning walkers
• B. Managers who are morning walkers but are not tax-payers
• C. Tax-payers who are morning walkers but are not managers
• D. Managers who are tax-payers and morning walkers also