Respuesta :

Answer:

manufactured

Explanation:

common:scarce::human-made:manufactured

The first two words of the analogy are antonyms, so we have to think of an antonym for human-made to complete the analogy.

Hope I helped!

Answer:

common:scarce::human-made:natural

Explanation:

Each on the sides of the single colon are opposites. Common is the oppositf scarce, and natural is the opposite of human-made.