1) The process of using any of the five
senses to gain
information about an
environment or about
a problem
OA.) observation
OB.) conclusion
OC.) constant

your answer is OA.) Observation

Explanation:

observation sense helps you gain information

sand 60

clay 10

silt 30

sandy loam should be dominated by the sand. as the amount of sand increased, the amount of slit needed to anchor the plants' roots to the sand will also be increased. even though the amount is very little, 10% part of clay is still necessary for proper oxidation.