Fill blank (vi).

Directions: Read the following passage having some numbered blanks.

Architecture is a unique _____(i)_____ of art and science that has _____(ii)_____ out of man’s primary need for shelter. It is concerned with the design and _____(iii)_____ of buildings in their sociological and environmental context. The field is quite _____(iv)_____. It provides the _____(v)_____ of designing and building pleasing and _____(vi)_____ refined structures to serve various needs. _____(vii)_____ the fairly large number of practicing architects, the countrywide _____(viii)_____ in building activity offers scope for more. And though the initial earnings in the field are relatively _____(ix)_____ what you make thereafter will depend entirely on your _____(x)_____.