The most effective source of knowledge is:

The most effective source of knowledge is:

Options:

(a) Computer

(b) Book

(c) Educational excursion

(d) Seminar

✅ Correct Option: (b) Book

Explanation:

Books remain the most reliable, systematic, and permanent source of knowledge. They provide depth, authenticity, and continuity unmatched by other sources.

10 Related PPSC Facts:

Books are primary source Authentic information Permanent knowledge Systematic learning Academic reliability Self-study tool Curriculum base Examination relevance Intellectual growth PPSC standard answer