Select the option that can be used as a one-word substitute for the given group of words.
A news article that reports the recent death of a person.

The correct answer is Obituary.

Let's analyze the meaning of the given phrase and understand why "Obituary" is the correct one-word substitute:
The given group of words is: "A news article that reports the recent death of a person."

Let's look at the definitions of all the options provided:
1. Obituary: A notice of a death, especially in a newspaper, typically including a brief biography of the deceased person. This directly matches the given definition.
2. Culinary: Related to or used in cooking or the kitchen. For example, culinary skills.
3. Centenary: The hundredth anniversary of a significant event. For example, the centenary of a school's founding.
4. Mortuary: A room or building (usually in a hospital or funeral home) where dead bodies are kept before burial or cremation.

Therefore, the only appropriate one-word substitute for a news article reporting a person's death is Obituary.