Answer: d) negative
Step-by-step explanation:
The term correlation is used to define the relationship between the two variables .
Here, the variables vary in the same direction.
Here, the variables vary in the opposite direction.
∴ A relationship between two variables in which the variables vary in the opposite direction (i.e., one increases while the other decreases, or vice versa) is referred to as a: negative correlation.
Hence, the correct answer is d) negative