One unusual assessment technique used by Allport was

A) self-appraisal.
B) conduct sampling.
C) the personal-document approach.
D) dream analysis.

Tran was painting a picture of a jet on a runway; however,in his painting,the sides of the runway are parallel to each other.His picture seems to lack depth.Which monocular depth cue has Tran failed to make use of

A)  linear perspective 
B)  convergence 
C)  motion parallax 
D)  height in plane