Answer:
A triangulation station, also known as a triangulation pillar, trigonometrical station, trigonometrical point, trig station, trig beacon, or trig point, and sometimes informally as a trig, is a fixed surveying station, used in geodetic surveying and other surveying projects in its vicinity.
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Answer:
a. mountains, desert, bay, prairie
Fertilizer to balance the high alkalinity of the soil.
Earth's geosphere contains 99.94% of its mass. Hope this helps!
