A. 1 → 2 → 3 → 4
B. 2 → 1 → 3 → 4
C. 3 → 4 → 2 → 1
D. 4 → 3 → 2 → 1

Solution

B. 2 → 1 → 3 → 4

Explanation

<p>Machine Language (1st generation) is binary code directly understood by the computer.</p><p>Assembly Language (2nd generation) is a low-level language with symbolic instructions.</p><p>High-Level Language (3rd generation) provides a more abstract, human-readable code (e.g., C, Java).</p><p>Fourth-Generation Languages (4GLs) (e.g., SQL, MATLAB) are designed to be closer to natural language and require less code.</p>