TOEFL Reading: ETS-TOEFL阅读机经 - SNN36F39368HURN5L$

Paragraph 4 supports which of the following ideas about the "figs that may have been domesticated in the Jordan Valley near Jericho" A. Their early domestication casts doubt on the idea that succulent fruits were grown much later than cereals and legumes. B. They were a more important crop to inhabitants of the Jordan Valley than cereals and legumes were. C. They are closely related to the plants domesticated in New Guinea before other crops were imported. D. They are much easier to grow than any other succulent fruit.