The correct answer to this question is C, 88 degrees. The lines between 80 degrees and 90 degrees are in increments of two. The first line represents 82 degrees, the second 84 degrees, the third 86 degrees, and the fourth is 88 degrees, which is the answer. The degrees in this question appear on a thermometer, which is a device that measures temperature.
Greek philosophers are credited to adopting the principle of a thermometer. The modern thermometer appeared in the 17th and 18th century. They have various usages including on roadways, nuclear power devices, air conditions, water heaters, fish tanks, and freezers.