Select the most appropriate word for the given group of words.

Something which leads to death

Fatal

The word "Fatal" accurately represents something that leads to death. It refers to an event, condition, or action that has the potential or actual outcome of causing death. It implies a serious, irreversible consequence resulting in the loss of life.

"Trial" refers to a formal examination of evidence in a court of law to determine the guilt or innocence of a person accused of a crime. It does not directly convey the idea of something leading to death.

"Penal" relates to punishment or penalties associated with breaking the law. It is more focused on legal consequences rather than the outcome of death.

"Vital" refers to something that is essential, crucial, or necessary for life. While it is related to life, it does not specifically represent something leading to death.

Therefore, "Fatal" is the most appropriate word for the given group of words as it directly signifies something that leads to death.