How has the writer dealt with the counterargument in this essay?
 A. He/she acknowledged the counterargument as merely an exception to the norm.
 B. He/she agreed with the validity of the couterargument and supported it.
 C. He/she acknowledged it as being a potential threat, but mentioned ways in which the dangers can be overcome.
 D. He/she completely refuted the counterargument by proving it to be false.