The moat reasonable answer would be D. follow a balanced diet and a moderate exercise plan.
Accidents are unfortunate events that happened unintentionally, while risky behaviors usually intentional even though the negative effects are already known.
One example of accidents is if plane passengers died during the plane crash. And the example of a risky behavior is to use tobacco product despite the negative effects it has on health.
The turn signal must be visible from a distance of 300 feet to the front and rear of your vehicle.
A preamble is an introductory, usually ceremonial, part of the text of a written document (deeds, statutes or legal regulations, such as laws and constitutions), which sets out the intention, meaning or purpose of the following text after the preamble.
The preambles are usually contained in the constitutions of states. They contain both a historical part, which refers to previous state institutions and justifies the current state existence, and a part that contains the basic values and principles of the state and the general definition of fundamental rights and obligations of citizens. For legislation, the binding nature of the preambles is questionable, but it can always serve as an interpretative tool.