Concept:
- One-word substitution questions test whether you know the single word that captures a full definition.
- 'Anthropo' means human and '-logy' means the study of, so anthropology is the study of human beings.
Step 1: Break down the given definition
The definition talks about the study of human beings, their origin, development, customs and beliefs.
Step 2: Check the meaning of each option
'Philately' is the study or collection of postage stamps. 'Physiology' is the study of how living organisms function. 'Pathology' is the study of diseases. None of these match the given definition.
Step 3: Match with the correct word
'Anthropology' is exactly the study of human beings and their culture, matching the definition word for word.
Final Answer: Anthropology