Question

a model of an automobile body to test in a wind tunnel is an example of a
prototype
replica
pattern
standard

Explanation:

A prototype is an early - stage model used for testing and development. A model of an automobile body in a wind tunnel is used to test aerodynamic properties before full - scale production, which fits the concept of a prototype. A replica is an exact copy, a pattern is a template or guide for making something, and a standard is a reference or benchmark.

Answer:

A. prototype