1. A quantum fluid refers to each system that shows quantum mechanical effects at the macroscopic level , such as superfluids , superconductors , ultracold atoms , etc .
2. A quantum fluid refers to any system that exhibits quantum mechanical effects at the macroscopic level such as superfluids , superconductors , ultracold atoms , etc .

Select your answer from the options. Are these two sentences paraphrases of each other?
Options:
(A). no;
(B). yes;...I think the answer is
(B).