The correct answer is Random
Explanation: A random sampling is a subset of individuals (the sample) selected entirely at random from a larger set (the population) by a process that ensures that: All individuals in the population are equally likely to be chosen for the sample
There's three possible answers I found. The first one being that they worked in a bike shop, the second is that they were self taught, and the third is that there was this guy named Charlie Taylor who worked for them and he pretty much built the engine of their first planes
Many historians believed thag the harsh terms found against germany in the treaty of versailles helped lead to WWII