Final answer:
The purpose of introducing the secular, free public school system in the Philippines was to prepare students for the workforce and economic growth.
Step-by-step explanation:
The purpose of introducing the secular, free public school system in the Philippines was to prepare students for the workforce and economic growth. The colonial state believed that by emphasizing the English language and providing industrial and manual training, students would be equipped with the necessary skills for capitalist economic development. This education system aimed to create a labor force capable of contributing to the country's economic development.