Which job strategy is most effective in encouraging job satisfaction according to Frederick Herzberg's theory?

According to Frederick Herzberg’s Two-Factor Theory, job enrichment is the most effective way to increase job satisfaction. This strategy involves:

Providing employees with meaningful work and decision-making responsibilities.

Allowing autonomy, skill variety, and opportunities for personal growth.

Why the other options are incorrect:

(A) Job simplification reduces task complexity but may lead to dissatisfaction.

(C) Job rotation increases skill variety but does not necessarily improve satisfaction.

(D) Job enlargement expands duties but may not enhance motivation​.