You will be given a definition of a task first, then some input of the task.
In this task, you will be given a passage, a question and a list of single-word events identified from the passage. The goal is to point out all events from the given event list that can answer the question. If a question is unanswerable or none of the events answer the question, output should be empty.

Passage: During last week's trading, the index plunged 6.6 percent following Bank Negara's announcement on March 28 of new credit-tightening measures. The central bank limited lending to the property sector to 20 percent of banks' total outstanding loans, excluding homes costing 60,000 dollars and below, infrastructure projects and industrial facilities. Question: What when there was trading? Events: ['trading', 'plunged', 'announcement', 'measures', 'limited', 'lending', 'excluding', 'below', 'outstanding']
Output:
plunged