The Hippocratic Oath is an oath usually taken by a doctor to swear their commitment to their profession. Dr Margolin had never broken the promise, and he had always been honourable to the utmost, avoiding every kind of bias towards his patients. The protagonist, Dr Margolin, being a doctor himself, had his set of principles to follow.
A shop selling electronic items sells smartphones of only three reputed companies A, B, and C because chances of their manufacturing a defective smartphone are only 5%, 4%, and 2% respectively. In his inventory, he has 25% smartphones from company A, 35% smartphones from company B, and 40% smartphones from company C.
A person buys a smartphone from this shop