Correct Answer:
Option C - The ‘will’ of the future tense is changed into ‘would’ if reporting verb is in past tense, while The ‘will’ of the future tense is changed into ‘shall’ and ‘should’ is incorrect.
C. The ‘will’ of the future tense is changed into ‘would’ if reporting verb is in past tense, while The ‘will’ of the future tense is changed into ‘shall’ and ‘should’ is incorrect.