Complete the summary using the list of words, A–G, below.
Write the correct letter, A–G, in boxes 37–40.
The origins of creative behaviour
The traditional view of scientific discovery is that breakthroughs happen when a single great mind has sudden 37 ........ . Although this can occur, it is not often the case. Advances are more likely to be the result of a longer process. In some cases, this process involves 38 ........ , such as Nicholson’s theory about proto-elements. In others, simple necessity may provoke innovation, as with Westrope’s decision to modify the position of his riding stirrups. There is also often an element of 39 .......... , for example, the coincidence of ideas that led to the invention of the Post-It note. With both the Law of Natural Selection and the Law of Effect, there may be no clear 40 ............ involved, but merely a process of variation and selection.
A invention D mistakes G experiments
B goals E luck F inspiration
C compromise
Q 37.