The answer is B. Economic.
In sociology, the terms industrial, pastoral, and pre-industrial, are used to describe different types of societies that have existed throughout history. This categorization is based on the main economical activity of a society and there have been pre-industrial societies, and pastoral societies. However, the term economic society doesn't exist because every society, no matter its main economical activity, has had its own economic system.
Answer:
used an analogy
Explanation:
Based on the information provided within the question Terry seems to have used an analogy to solve his problem. An Analogy is a comparison between one to completely different things. Since he thought the cake looked like the a bridge he saw previously he used the bridges support system design in order to hold up the cake.
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.