Try to solve it out!
There are a number of riddles we come across that trick our mind to think a lot. Here we have got such puzzle that will clearly take a lot of your time. I bet you won't be able to solve them until you see the answers, of course. Try to have a look at the questions first by just covering the answers with one of your hand. And, enjoy solving it.
Images via Brightside
Answer 1: Neither of them were lying. The doctors were his sisters.