Adj. 1. preceding-existing or coming before. antecedent-preceding in time or order. succeeding-coming after or following. previous-Preceding means occurring immediately before the time of the utterance, while previous means occurring at some time before the utterance..
Rods and cones are part of eye They differ in following way-Rods are very sensitive to light and can distinguish colors.cones are less sensitive to light and can distinguish color. so correct option i conclude is C hope it helps
Central and Peripheral Vision. The light-sensitive rods and cones form a tightly packed network.Each eye contains 100 million rods and 3 million cones but they are not distributed evenly. Rods are mainly located in the outer edges of the retina, and cones are clustered in the center.