How does the author of the array "the beggar has a beautiful message" demonstrate the simple principle that one can make one's life a happy journey through work?
a. The author uses personal anecdotes to show how hard work and perseverance led to their own happiness and success in life.
b. The author includes quotes from successful individuals who attribute their happiness and fulfillment to their dedication and effort in their work.
c. The author provides practical tips and strategies for finding joy and satisfaction in one's career, demonstrating how work can create a fulfilling and happy life.
d. The author includes statistics or research findings that illustrate the positive correlation between hard work and overall happiness and life satisfaction.