It can serve as a noun, preposition, adverb and adjective
High renaissance can be defined as the artistic style of the first half of the sixteenth century in western europe especially as manifested in Rome and Florence and characterized by heroic centralized composition, technical mastery of drawing and conception and a mature humanistic cintent.
Answer:
A trouble clef
Explanation: If this is what you mean at the front of everything you put a trouble clef!
Even though a Claim is something stated that is true, A thesis is an stated argument that by menas of proofs supports a particular point of view. So the answer is A