Read the following article and answer the question by choosing from the options.

Even today his images are provoking in every sense as if they could ' ve been taken yesterday . Of course the use of black and white vs. colour is a personal one , nevertheless , if it was not for the geniuses of the early part of the 16th century , we would not have been to capture time , of which is the essence . Author Bio : Derek Rogers is a freelance writer who represents a number of UK businesses .

What may be the reason for preferring black and white ?
Possible answers:
[i] It 's what they had available .
[ii] It 's more cost effective .
[iii] None of the above choices .
[iv] They like the way it looks ....A:
[iv]