You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
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Question: Category: CLEANING UP 
Clue: In 1887 Johnson & Johnson was incorporated in part to improve upon this man's study of antisepsis

Answer: lister


Question: Category: RELIGION 
Clue: Some 3 million pilgrims visit this small French town annually

Answer: lourdes


Question: Category: "NO" WAY 
Clue: Adjacent border towns in Arizona & Mexico share this name

Answer:
nogales