The solution in which a cell when placed will gain water by osmosis is termed as

Options

A. isotonic solution
B. hyper tonic solution
C. hypo tonic solution
D. both (a) and (b).

Explanation

To answer the question, "The solution in which a cell when placed will gain water by osmosis is termed as," we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Osmosis**:
- Osmosis is the movement of water molecules from a region of higher concentration of water (or lower concentration of solute) to a region of lower concentration of water (or higher concentration of solute) through a semi-permeable membrane.

2. **Analyzing the Options**:
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