Answer:
The government's neglect to send relief teams quickly.
Explanation:
Residents of the Areas most affected by the earthquakes claim that relief and rescue teams were dispatched after two to three days. In that period of time, the damage caused by the earthquakes worsened immensely, many people lost their lives, as they were not rescued in time, not to mention the secondary damage and the despair that this delay causes.
This delay by the government in acting and helping its people, allowed the natural disaster to take on unimaginable proportions and which continue today.
D) to illustrate trends and patterns in data
The answer which is an example of a theme with a dual nature is D. people who work hard learn values but may not prosper.
The other sentences are pretty linear and expected - a person works hard and is successful in life. D is somewhat different, which is why it has two natures, or a dual nature.