Formal principle because formal means "used to be" so the ex principal would be the FORMER principal. he's not principal.
1. No one answered the ad but me.
Answer:
preposition
Explanation:
In the sentence "No one answered the ad but me", the word" but" is a preposition meaning "with the exception of; except".
cf. "No one answered the ad except me."
2. There is but one choice to make in this case.
Answer:
adverb
Explanation:
In the sentence "There is but one choice to make in this case", the word but is an adverb meaning "only".
cf. "There is only one choice to make in this case."
On his way to Thebes, he killed his biological father, not knowing who he was, and proceeded to marry Jocasta<span>, his biological mother. </span>Jocasta<span> - </span>Oedipus's<span> wife and mother, and </span>Creon's<span> sister. </span>Jocasta<span> appears only in the final scenes of </span>Oedipus the King<span>.</span>
A makes the most sense grammatically.