Distinguish between ""sensation"" and ""perception"". identify some of the major structures in the brain that are responsible for these processes.

Explanation:

The sensation is a process which occurred when sensory receptors respond to a particular stimulus. The perception is closely associated with the sensation. In perception, the brain choose, arrange and interprets the sensations. The perception of the same stimulus varies from person to person because every person's brain interprets stimuli differently. Interpretation of perception depends on individual’s intellectual aspects such as memory, learning, expectations.

the answer to your question is b

measuring light intensity

light meters can be used to measure light intensity. the meter is held at the soil surface and pointed in the direction of the maximum light intensity, and then the meter is read.

errors can be made when measuring light intensity by accidentally shading the light meter. the reliability of the results can be checked by taking many samples.