Brainliesttt answer in your own words. : )

what are measurements and units?

Measurements help us understand how to "categorize" numbers.

Units are what are inside measurements.

The correct option is this: sample containing 30% sand, 35% clay and 35% silt [a].for the question given above, we are told that corn grow best in clay loam soil.according to the explanation in the question, a clay loam soil is a soil that have more of clay than both sand and silt. from the options given in the question, the best option we can go for is a, this is because, it is the only option that have the highest percentage of clay compare to other options.