C.

=72.= But a more important source of confusion seems to lie in the supposition that ‘to be good’ is _identical_ with the possession of some supersensible property, which is also involved in the definition of ‘reality.’ 122

=73.= One cause of this supposition seems to be the logical prejudice that all propositions are of the most familiar type--that in which subject and predicate are both existents. 123

=74.= But ethical propositions cannot be reduced to this type: in particular, they are obviously to be distinguished 125

=75.= (1) from Natural Laws; with which one of Kant’s most famous doctrines confuses them, 126

=76.= and (2) from Commands; with which they are confused both by Kant and by others. 127