The sources of urban stress include all of the following EXCEPT

The difference between perceiving many fine distinctions between colors and being color blind begins at the _____ level

a) retinal b) visual cortex c) genetic d) phenotypical

Leigh is an only child. People often comment to her parents that if they do not give Leigh a sibling, she will grow up to be selfish and poorly adjusted. Based on what you know about birth order and personality, is this likely to be true?

What will be an ideal response?