In this task, a passage will be given and the goal is to identify an event from the passage. An event is defined as a single word representing something that happened, is happening, or may happen. An event can be factual or hypothetical, positive or negative, certain or uncertain. While most events are based on verbs, an event can also be based on a noun (ex. storm, snow, rainfall) or a copula verb (is, was, been, etc.). The event must not be a pronoun or an adjective. For noun events with multiple words, use the last word in the phrase as event.

Example input: Passage: I submitted the hit. The hit was approved, and then I was paid.
Example output: approved
Example explanation: There are three events in this passage (i) submission event ("submitted") (ii) the approval event ("approved"), and (iii) the payment event ("paid"). You can use any one of them as an output.
Q: Passage: As a matter of fact, the enormous domestic demand and the broad internal market are the perpetual driving force behind China's economic development," Hu told the business leaders. Hu also pointed out that global trade imbalance should be viewed from a dialectical perspective and in the context of world economic development.
A:
demand