题干
家禽、家畜新品种形成的主要原因是（ ）
| A．自然选择的结果[Failed to download image : http://192.168.0.10:8086/QBM/2019/3/26/2168996495728640/2169488000458752/STEM/f179affdcec24c8c94a8b0b73c38e703.png] |
| B．上帝创造的结果[Failed to download image : http://192.168.0.10:8086/QBM/2019/3/26/2168996495728640/2169488000458752/STEM/f179affdcec24c8c94a8b0b73c38e703.png] |
| C．人工选择的结果[Failed to download image : http://192.168.0.10:8086/QBM/2019/3/26/2168996495728640/2169488000458752/STEM/f179affdcec24c8c94a8b0b73c38e703.png] |
| D．生存竞争的结果 |
答案(点此获取答案解析）
