Sentence Correction

The mastering process, crucial for the production of music albums, is a step in which the producer and sound technicians patiently adjust the volume levels across the audio spectrum.

A The mastering process, crucial for the production of music albums, is a step in which the producer and sound technicians patiently adjust the volume levels across the audio spectrum

B Crucial for the producing of music albums, the mastering process, a step in which the producer and sound technicians patiently adjust the volume levels across the audio spectrum

C The mastering process, crucial for the production of music albums, is a step in which the producer and sound technicians patient adjusts the volume levels across the audio spectrum

D The producer and sound technicians adjust patient the volume levels across the audio spectrum during the mastering process, a crucial step in the production of music albums

E Sound technicians along with the producer patiently make adjustments to the volume levels across the audio spectrum during the mastering process, which is a crucial step in the production of music albums

OA A

Source: Economist GMAT