Questions

Alfred Bernhard Nobel was a Swedish chemist, engineer, inventor, businessman, and philanthropist. Known for inventing Dynamite, Nobel also owned Bofors, which he had redirected from its previous role as primarily an iron and steel producer to a major manufacturer of cannon and other armaments.

David Grossman has become the first Israeli author to win the 2017 Man Booker International prize for his novel “A Horse Walks Into a Bar”. The novel was translated by Jessica Cohen and is published in Britain by Jonathan Cape. The book is an ambitious high-wire act of a novel that shines a spotlight on the effects of grief, without any hint of sentimentality. Since 2016, the Man Booker International Prize awards both the winning author and translator £25,000. To be considered for the prize, books had to be translated into English and published in the UK between May 1, 2016 and April 30, 2017.

The ball with which Table Tennis is played is called Ping Pong Ball.

According to the International rules, the diameter of the ping pong ball must be not less than 39.5 millimeters and not greater than 40.5  millimeters having a mass of 2.7 grams.

The other answers could be accurate in specific situations, but their role alone does not meet the keyb criterion of being "external" to the project team. Answers A, B, and D are incorrect because these individuals are not external to the project.