पूर्ण रोजगार से पहले दी जाने वाली 'इंटर्नशिप' या 'शिक्षुता' (Apprenticeship) को किस प्रकार के प्रशिक्षण के रूप में वर्गीकृत किया जाता है?

Which public administration scholar described 'recruitment' as the 'key to the whole personnel structure' and vital to a powerful civil service?

Arrange the following stages in the career progression of a civil servant in chronological order: 1. Recruitment 2. Selection 3. Promotion 4. Onboarding / Induction Training