Mccrae and costa (1990) think their "big 5" five factor model is the most complete personality theory. some theorists would beg to differ! what theorist would say the big 5 is thorough but by no means a complete model and describe what the theorist would say is missing?

Explanation:

The big five factors NEO-5 are five dimensions of personality are used to describe human personality. These big five traits are  

These traits measure in % score. There are several weaknesses revealed as the big five is not a complete model. Some agreed with Jean Piaget. Many scholars indicate that the study has many loopholes and need to be cover all aspects of human growth and development.

Piaget was well known for his theories on the cognitive development of children helping in understand the intellectual abilities of a child. Piaget was the psychologist who argues that Big -5 is not measuring all the aspects of the theory related to personality. Sobinity, honesty, femininity, masculinity these are the aspects that are not measured by big five

the bhopal lake was the largest artificial lake

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.