Trial hypothesis independent variable health reading behavior observation
trial 1: anglerfish high light = 10 lux
low light = 2 lux

The correct answer to the question "Lloyd’s lab partner is looking down into a test tube while he heats the contents by using a flame. Which action should Lloyd recommend to his partner if heating must continue?" is "Wear safety goggles while looking into the opening of the test tube." Option A is the correct answer option.