(d)
For the purposes of this section, the term “material that is harmful to minors” means any communication, consisting of nudity, sex, or excretion, that, taken as a whole and with reference to its context—
(1) predominantly appeals to a prurient interest of minors;
(2) is patently offensive to prevailing standards in the adult community as a whole with respect to what is suitable material for minors; and
(3) lacks serious literary, artistic, political, or scientific value for minors.