A laboratory is testing a product by heating or cooling it at different rates. The table shows the results of four tests. Pick a number that best matches the description.

Hint(s):

Only one of the numbers will not be used.

This all happened in 25 minutes

1/2 -4 -1/2 2 -1/4

1. Description- Started at 5° and rose 12° each minute

Slope:

2. Description- Started at 15° and dropped 4° each minute

Slope:

3. Description- Started at 15° and dropped 12° each minute

Slope:

4. Description- Started at 0° and rose 2° each minute

Slope:

Quick Reminder: Don't dare to give me the wrong answer, I don't hesitate when it comes to wrong answers. I don't care if you have the title of quality assurance or anything. Will give you brainliest if you deserve it.