Step 1: Understand fixed capital.
Fixed capital refers to long-term funds used to acquire assets that will support the business over time. This typically involves purchasing assets such as land, machinery, and buildings.
Step 2: Evaluate the options.
- Fixed capital is used for long-term investments, such as land and property, which are critical for the business's infrastructure.
- The other options relate to ongoing operational expenses or short-term financial requirements, not long-term capital investment.
Step 3: Conclude.
The purchase of land is a key use of fixed capital in business.
Final Answer:
\[
\boxed{\text{For purchase of land}}
\]