When Priya Varrier met Machine Learning [IIT Bombay]

Priya Varrier is all over the wild web and even students at IIT Bombay had a glimpse of her fame when they got this question as part of Machine Learning course mid term exam.

This was a question in the mid term exam of the Machine Learning course by Prof Amit Sethi of IIT Bombay.
Solved it? Share the answer, please.