Use the following chart to answer the question below: Cause and effect chart. A rectangular-shaped box reading Papa Doc Duvalier becomes Haiti's first president lies under the word cause. An arrow pointing to a box labeled effect contains a question mark. Which choice correctly completes the chart above? (1 point) Haitians gained a new level of economic prosperity. Many Haitians left the island, causing a brain drain. Religious wars on the island came to an end. Communism ended on the island.