Which of the following pairs of wavelengths is the most difficult for children and adults to discriminate?
a. 480 nm and 510 nm
b. 540 nm and 570 nm
c. 590 nm and 620 nm
d. 620 nm and 650 nm
D
Psychology
You might also like to view...
One of the reasons for the dramatic rise in the typical ages of entering marriage and parenthood today in developing countries is ________
the difficulty in finding employment the increase in the number of years to complete formal education the difficulty in finding someone with whom to be romantic society does not encourage early marriage
Psychology
People with transvestic fetishism
A) include males and females, although more males than females. B) wish to be the opposite gender. C) frequently cause harm to others. D) are usually married.
Psychology