Final answer:
Option 3) A thin orchestra is an example of a complete orchestra.
Step-by-step explanation:
The answer to the question “Which of the following is an example of a complete orchestra?” is option 3) A thin orchestra.
An orchestra is a large ensemble of musicians playing various instruments, including strings, woodwinds, brass, and percussion. A complete orchestra typically consists of multiple sections, such as strings, woodwinds, brass, and percussion, with various musicians playing different instruments within each section. Therefore, option 3) A thin orchestra best exemplifies a complete orchestra as it implies the presence of musicians from different sections playing together.