【单选题】Science museums encourage visitors to touch, listen, and operate in order to______.
A．find out scientific roles for themselves
B．make them feel relaxed
C．make them interested in science
D．all of the above
【单选题】Science museums encourage visitors to touch, listen, and operate in order to______.
A．find out scientific roles for themselves
B．make them feel relaxed
C．make them interested in science
D．all of the above
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