In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
To withdraw formally one's belief (in something previously believed or maintained)
The meanings of the words are:
Advert=> a public promotion of some product or service$
Aeon=> the longest division of geological time$
Recant=> To withdraw formally one's belief (in something previously believed or maintained).$
Obliterate=>To cause to disappear.$