A cross-sectional study is _______________. a. any study that ...

[Mimi]

A cross-sectional study is _______________.
 
  a. any study that examines information on many cases at one point in time
  b. any research that examines information from many units or cases across more than one point in time
  c. longitudinal research in which information can be about different cases or people in each of several time periods
  d. longitudinal research in which information is about the identical cases or people in each of several time periods
  e. longitudinal research in which information about a category of cases or people that shared a common experience at one time period is traced across subsequent time periods

Question 2

To show the depth of a three-dimensional object in a photograph, from what angle should it be illuminated?
 
  a. 90 degrees
  b. 45 degrees
  c. Acute
  d. Oblique

[alexisweber49]

Answer to Question 1

A

Answer to Question 2

Answer: d

[Mimi]

Excellent

[covalentbond]

Gracias!