In which year was the title 'Viceroy' given to 'Governor-General' of India?

Correct option is D

Sol. The title "Viceroy" was given to the "Governor-General" of India in the year 1858.
 First Governor of Bengal was Robert Clive.
 However, after the passing of Regulating Act 1773, the post of Governor of Bengal was converted into "Governor-General of Bengal" (first Governor-General of Bengal was Warren Hastings).
 By Charter Act of 1833, the post name of Governor-General of Bengal again converted into "Governor-General of India" (first Governor-General of India was William Bentinck.
 Government of India Act 1858 passed which changed the name of post-Governor General of India by Viceroy of India.
 The first Viceroy of India was Lord Canning.