Choose the word/s to define the following sentence.
'One who eats too much.'
a. Glutton
b. Hungry
c. Anxious
d. Hypocrite

The correct answer is Option A (Only a).

Key Points:
• Concept: One Word Substitutions.
• Explanation: A 'Glutton' is defined as an excessively greedy eater or someone who eats too much. Statement 'a' is correct.
• Other Words:
• 'Hungry': Feeling a need for food.
• 'Anxious': Feeling worried or nervous.
• 'Hypocrite': A person who pretends to have virtues they do not possess.
• Official Key: Option 1 ('Only a') is the official correct answer.
• Key Takeaway: Remember: A 'Glutton' is a person who eats excessively.