Pavlov was studying the digestion of dogs when he discovered ...

[penguins]

Pavlov was studying the digestion of dogs when he discovered classical conditioning. He
  happened to notice that his research dogs salivated at his appearance. His discovery was made
  through
 
  A) serendipity B) theory
  C) everyday occurrences D) inspiration

Question 2

What scale of measurement is used when assigning 1st place, 2nd place, and 3rd place to
  winners of a race?
 
  A) interval B) ratio C) nominal D) ordinal

[Anton]

Answer to Question 1

A

Answer to Question 2

D

[penguins]

Thanks for the timely response, appreciate it

[kthug]

Gracias!