Question

^_^

語法の問題で①②は✖︎なのですがどこがダメなのか教えてください。よろしくおねがいします。

Many attempts at (  ) have failed because the animals often died at birth.
① the cloning sheep, cattles, and mice

②⑫ the cloning sheep, cattle, and mouse

③⑬ cloning sheep, cattle, and mice

④ cloning sheeps, cattles, and mice