The best definition of the texture of soil would be: Rough and damp
the answer is actually A. chemical weathering by oxidation .
chemical weathering works on rocks that contain iron. These rocks turn to rust in a process called oxidation. Rust is a compound created by the interaction of oxygen and iron in the presence of water.
Also may decline with age in older adults as a result of the yellowing of the lens of the eye. Decline is most likely to occur in the green blue violet part of the color spectrum. Result is trouble accurately matching closely related colors.