Regular car maintenance is important. For example, last week my car overheated because I had never had the radiator flushed. A radiator flush should be done yearly. Another example is my friend's transmission malfunction due to excessive dirt. Certainly, this could have been prevented by a yearly fluid and filter change.

Select the correct answer. Which method of development was used in this paragraph?
A. Example
B. Cause and effect
C. Comparison and contrast
D. Sequence of events