Which lymphocytes form the humoral immune system?

Explanation

**Step-by-Step Solution:**

1. **Understanding Lymphocytes**: Lymphocytes are a type of white blood cell that play a crucial role in the immune system. They are essential for fighting infections and can be categorized into two main types: T-cells and B-cells.

2. **Types of Immunity**: Immunity can be classified into two types:
- **Innate Immunity**: This is the natural immunity that we are born with, such as the skin, which acts as a barrier to pathogens.
- **Acquired Immunity**: This type of immunity develops over time as we are exposed to different pathogens.

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