Please choose the correct ending to complete the given sentence: Drinking coffee: We see a laboratory with a scientist. We see a person in an mri and we see a doctor looking at the results. coffee

Ending1: is poured out from a mugs. Ending2: is poured into a white mug. Ending3: is being added and we see a doctor add ice and other stuff. Ending4: , coffee, water, the exactly how much coffee is made in the hockey rink.

Answer format: ending1/ending2/ending3/ending4