Which of the following symptoms is likely to afflict an astronaut in space (a) swollen feet, (b) swollen face, (c) headache, (d) orientational problem.

Explanation

To solve the question regarding the symptoms likely to afflict an astronaut in space, we need to analyze each option based on the effects of microgravity on the human body.

### Step-by-Step Solution:

1. **Understanding the Environment in Space**:
- In space, astronauts experience microgravity, which means that the gravitational pull is significantly weaker than on Earth. This affects how fluids in the body behave.

**Hint**: Consider how gravity influences blood circulation on Earth compared to in space.
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