Answer:
Correct answer: chemist, organic
Explanation: The noun phrase describing "Derek Lowe" is "organic chemist Derek Lowe." The words "organic" and "chemist" modify the noun "Lowe" and are part of the noun phrase. The words "about" and "this" are not part of the noun phrase, as they are prepositions and pronouns respectively, and do not modify the noun.
Step-by-step explanation: