单项选择题

For what purpose did the young couple start the organization

A．To make profits by selling seeds from rare plants.
B．To set up a museum of plants passed down within families from Europe.
C．To run a farm growing rare plants.
D．To preserve seeds of rare plants.

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热门试题

单项选择题

From the last paragraph we can infer that ______.

A．unlike big seed companies, Seed Savers Exchange do not sell seeds to people
B．Seed Savers want to prevent large-scale spreading of disease among plants by breeding new types of plants
C．growing limited types of plants may endanger our food supply, because large scale spreading of disease is more likely to occur
D．big seeds companies try to protect food supply by breeding hybrid plants