Improve the bracketed part of the sentence.
Asking stock exchanges (to examine) possible lapses in their corporate governance.

Correct option is D

· Correct answer: (d) No improvement
· Grammatical Rule: Correct Infinitive Structure
· "To examine" is the correct infinitive form in this context.
· "To testing" is incorrect because "to" is followed by the base form of the verb, not the gerund (-ing form).
· Incorrect: "to testing possible lapses" → Correct: "to examine possible lapses"
· Correct sentence: Asking stock exchanges to examine possible lapses in their corporate governance.
· Example Sentence: The manager asked us to examine the reports carefully.