Context: My youngest sister and I have always been really close , and we agree on things like , say , disabling the air conditioning immediately on entry ( so freaking cold ! ) . We kept the screen doors open at night , and fell asleep to the sounds of the ocean . I still dream of that .

Question: What may be the reason for you and your sister growing close ?
Options:
0. We 're on the same frequency .
1. We both like the cold .
2. We understand that we are n't on the same frequency .
3. My sister and I both love the ocean .
Answer: 0