Women are a necessary condition for pregnancy (non-females cannot get pregnant). <br>Missing exams is a sufficient reason why the research method class is dropped.
Women are a necessary condition for pregnancy (non women cannot get pregnant).<br>Missing the exam is the sufficient reason why the research method class was pawned.<br>
Women are a necessary condition for pregnancy (non-female pregnancy is not possible).Absence of examination is the sufficient reason why the research method class is taken off.