题目选项分析

In 1891, an unknown benefactor bailed out the financially struggling Natural History Museum on the condition that the butterfly park be dismantled, setting free more than 16,000 butterflies and moths, collected over five decades, that were legally considered the property of the museum.

In 1891, an unknown benefactor bailed out the financially struggling Natural History Museum on the condition that the butterfly park be dismantled, setting free more than 16,000 butterflies and moths, collected over five decades, that were legally considered the property of the museum.