Let p and q be propositions. p: it is below freezing q : it is snowing write these propositions using p and q, and logical operations. a. it is below freezing and snowing. b. it is below freezing but not snowing. c. it is below freezing and it is not snowing d. it is either snowing or below freezing (but not both) e. it is below freezing, it is also snowing. f. either it is below freezing or it is not snowing, but it is not snowing if it is below freezing. g. that it is below freezing is necessary and sufficient for it to be snowing