read the sentences. researchers in spain analyzed changes in pop music over time. they identified…

read the sentences. researchers in spain analyzed changes in pop music over time. they identified differences in timbre, pitch, and loudness. now combine the sentences by completing the relative clause. researchers in spain who identified differences in timbre, pitch, and loudness.
Answer
Brief Explanations:
The relative - clause 'who' should be followed by the action the researchers did, which is analyzing changes in pop music over time.
Answer:
analyzed changes in pop music over time