Which one of the following types of keys is arranged Air-photo interpretation so that the interpretation proceeds step-by-step from the general to the specific, and leads to the elimination of all features or conditions except the one being identified?
A. Imaginary key
B. Elimination key
C. Stereoscopic key
D. Photo key
Answer:B
Which one of the following types of keys is arranged Air-photo interpretation so that the interpretation proceeds step-by-step from the general to the specific, and leads to the elimination of all features or conditions except the one being identified?
A. Imaginary key B. Elimination key C. Stereoscopic key D. Photo key