The article describes "thousands of geometric patterns built into the Earth, known as geoglyphs." Two reduced constructions add information about the noun phrase without using complete finite relative clauses.

Analyze the statements below.

I."Built into the Earth" can be expanded as a passive relative construction such as "that were built into the Earth".
II."Known as geoglyphs" has passive meaning and describes the designation given to the geometric patterns.
III.Both constructions place the geometric patterns in the semantic role of agents performing the actions expressed by "build and know".

It is CORRECT what is stated in: