Final answer:
Serpensortia is a spell that conjures a snake, making it option 1 in the question provided. It is a term from the Harry Potter series and is an example of fictional supernatural powers.
Step-by-step explanation:
The term "Serpensortia" refers to a spell from the fictional universe of Harry Potter. It is intended to conjure a snake, which appears and acts under the control of the spellcaster until dismissed or otherwise dealt with. This answers the student's query: Serpensortia is a spell that conjures snakes, making option 1 the correct one. It does not create a magical serpent, transform the caster into a serpent, nor does it control snakes separate from the act of conjuring. This spell figures into the rich tapestry of magical lore created by J.K. Rowling, where many spells and incantations are derived from Latin or other ancient languages. Within the context of the series, such spells often have effects that would be considered supernatural powers by our standards.