Question
S D Burman was amongst the very few composers who have
actually learn and knew Hindustani classical music well enough to know when to use it and when to abstain.Solution
S D Burman was amongst the very few composers who had actually learnt and knew Hindustani classical music well enough to know when to use it and when to abstain. We are talking about past in this sentence, thus past tense.
More Sentence Improvement Questions