That's just one choice. "(Murmuring) I was so struck by this comment that from then on, I started to offer all the participants those seven sodas, and I asked them," How many choices are these? "Again and again, they perceived these seven different sodas, not as seven choices, but as one choice: soda or no soda.
Когда я спрашивала их о том, сколько здесь вариантов выбора, снова и снова 7 напитков участники считали одним вариантом выбора: газировка или не газировка.