In the given question, the word "rudiment" means a fundamental principle or skill. The suffix "-ary" indicates that something is "of or relating to." Therefore, when we combine "rudiment" with the suffix "-ary," we get "rudimentary," which means basic or fundamental.
So, when we refer to "rudimentary education," it means a basic education that focuses on fundamental principles or skills. It is not about education necessary for getting a job, manual education, or education gained through hard work. Instead, rudimentary education pertains to the foundational knowledge and skills that form the basis for further learning and development. It is about laying the groundwork for future learning by providing essential knowledge and understanding in various subjects.