Determine if variable name is valid or invalid. If invalid explain why.

Valid Variable Names Given the following variable names, circle either valid or invalid, indicating if the variable name is valid or invalid. Ifa variable name is invalid, explain why. 1. numl Valid Invalid 2. first Namel Valid Invalid Reason Invalid because you can't have a space in a variable. 3. lastName Valid Invalid Reason Valid 4. phoned Valid Invalid Reason Invalid because you can't have any special characters. 5. TOTAL Valid Invalid Reason Valid 6. Average Valid Invalid Reason 7. Avg Valid Invalid Reason 8. final grade Valid Invalid Reason 9, Home Address valid Invalid Reason 10. code? value Valid Invalid Reason