Spell sniper says “You learn one cantrip that requires an attack roll, neither bard nor cleric have any cantrips with an attack roll… why are they listed?

Spell sniper says “You learn one cantrip that requires an attack roll. Choose the cantrip from the bard, cleric…” Neither bard nor cleric have any cantrips with an attack roll… why are they listed? Completeness and future-proofing

— Dan Dillon 👥 (@Dan_Dillon_1) January 23, 2020