Which sentence has correct punctuation? A. My chances of becoming a vet therefore, have greatly improved. B. My chances of becom
ing a vet, therefore have greatly improved. C. My chances of becoming a vet therefore have greatly improved. D. My chances of becoming a vet, therefore, have greatly improved.
A Subject verb disagreement is when you use the plural-form of a verb for a single form noun: Example: "the fox play" is disagreement because the plural form 'play' is used for singular noun fox.