The statement i.e. true is that when the baby gained the weight so the price of the phone should be increased.
Relationship between the price and weight:
Since the correlation coefficient should be 0.87 that shows between the baby's weight and the price of a smartphone.
So here it shows the healthy and positive relationship between the weight and the price.
Therefore, the option c is correct.
learn more about correlation here: https://brainly.com/question/1564293
