C class not C++

please don't give me the same answer that existed because it's not working and I want the screenshot of the result too

Problem Statement

You are to create a project for a census bureau to obtain and analyze household income survey data within the Cincinnati area (including Northern Ky).

Data Collected:

• Date of the survey - required
• State - required
  • Ohio
  • Kentucky
• County - required
  • The following counties will only be used for input:
    • For Ohio
      • Hamilton
      • Butler

• For Kentucky
  • Boone
  • Kenton
• Race of head of household - required (Caucasian, African American, Hispanic, Asian, Other)
• Number in Household - required, must be greater than 0
• The household yearly income - required, must be numeric, must be greater than 0.