A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence in Indirect/Direct Speech.
Tom said, "I was playing cricket".

Grammar Rule:
1. Tense Change:
· Direct Speech: "I was playing cricket." (Past Continuous)
· Indirect Speech: "he had been playing cricket." (Past Perfect Continuous)
· Rule: Past Continuous → Past Perfect Continuous
2. Incorrect
· "Tom said, who was playing cricket?" (Incorrect, as it changes the sentence into a question).
· "Tom was playing cricket." (Incorrect, as it does not convert to indirect speech).
· "Tom said he was playing cricket." (Incorrect, because "was playing" should change to "had been playing").
Correct Sentence: "Tom said that he had been playing cricket."