I made a mistake on when transferring from paper to the online answer sheet, I used to be able to see an option to change the answer right below the score portion but it is not there anymore...any other methods?
The logical negation of "At least some rhinoceroses whose horns are periodically trimmed off will be able to attract mates," is "none of the rhinoceroses whose horns are periodically trimmed off will be able to attract mates." correct?