Answer:
Marta y yo compramos unos geles. Nuestros geles son verdes.
Explanation:
• Identifying the narrator and the time that a sentence indicates is the first step that must be taken. this is very important to be able to conjugate the adjectives, and that these have concordance with what is being expressed
The sentence is plural
Estamos is the only one that fits.
The Stone Age equivalent of a food processor could have triggered the most momentous changes in human evolution, allowing a plant-eating ape with a big jaw and small brain to become a large-brained, small-faced human capable to intelligent thought and speech, scientists have suggested.