Step 1: Understand the factors in physical geography.
Physical geography studies the natural features of the earth, such as the atmosphere, landforms, water bodies, and ecosystems.
Step 2: Analyze each option.
- Option (a): Atmospheric factors, such as weather and climate, are an important part of physical geography.
- Option (b): Relief, which refers to the physical features of the land, is a core component of physical geography.
- Option (c): Lakes are studied in physical geography as part of water bodies and ecosystems.
- Option (d): Transport is not a physical geography factor; it is more relevant to human geography, as it deals with the movement of people and goods.
Final Answer:
The correct answer is (d) Transport.