RBI Grade B Officer 9 Nov 2019 Paper

The given sentence has been broken up into four different parts. The error, if any, will be in one part of the sentence. Select the option which contains the error-less combination. If all are correct mark Option 5 as your answer.
The air quality is expected to improve to ‘moderate’ or lower end of (A)/ poor’ category on Thursday, but may deteriorated slightly on (B)/ Friday due to a change in wind direction, said government-run (C)/ monitoring agency SAFAR (System of Air Quality and Weather Forecasting and Research) (D)/ No error (E)