Training is not a new concept; human beings in the pre-civilization era too (i) $\(\qquad\)$ the hunting skills of their offspring. Civilizations, thereafter, imparted organized training in the art of warfare to able-bodied youngsters to defend their group or plunder a rival's possessions. Later, in the era of industrialization, (ii) $\(\qquad\)$ training became part and parcel of manufacturing with supervisors helping new recruits to understand the operations of machines; now we have management institutes that (iii) $\(\qquad\)$ technical skills with managerial skills.

Blank (i)	Blank (ii)	Blank (iii)
A. initiated	D. mandatory	G. peruse
B. admired	E. formal	H. coordinate
C. honed	F. painstaking	I. supplement