Identify the activities controlled by medulla oblongata.

Options

A. Functioning of kidneys
B. Walking on a rope
C. Release of hormones into blood
D. Becoming alert on hearing a sudden and loud noise

Explanation

### Step-by-Step Solution:

1. **Understanding the Medulla Oblongata**: The medulla oblongata is a part of the brainstem that plays a crucial role in regulating involuntary bodily functions.

2. **Identifying Involuntary Activities**: Involuntary activities are those that occur without conscious control. The medulla oblongata is responsible for several such activities.

3. **Analyzing the Options**:
- **Option 1: Functioning of Kidneys**: This is correct. The medulla oblongata helps regulate kidney functions, such as the filtration of blood and urine production.
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