Jarring is an adjective, in the context of the sentence it means harsh or grating. It's quite an unpleasant sound the trumpet is making!
Died
March, 1998 (aged 37 -38)
Malfoy Manor, Wiltshire, England,[1] Great Britain
A conjunction is a part of speech that connects words, phrases, clauses, and sentences. This makes a conjunctive adverb a type of adverb that joins together two clauses or sentences.
Yeah we can't know the answer to that one unless I get some book or something.