Fehling's solution 'A' consists of an aqueous solution of copper sulphate, while Fehling's solution 'B' consists of an alkaline solution ……………..

Explanation

**Step-by-Step Solution:**

1. **Identify Fehling's Solution A**:
- Fehling's solution A is an aqueous solution of copper(II) sulfate (CuSO₄). It appears as a blue solution due to the presence of Cu²⁺ ions.

2. **Identify Fehling's Solution B**:
- Fehling's solution B is an alkaline solution that consists of sodium-potassium tartrate (KNaC₄H₄O₆) and sodium hydroxide (NaOH). This solution is clear and colorless.

...