（1）     GWD-25-Q17

Until recently, the Inuit people led a nomadic existence, sheltering in igloos, the ice-block domes that are peculiar to north-central Canada, and in structures made of stones, bones, driftwood, and skins.

A.     Until recently, the Inuit people led a nomadic existence, sheltering

B.     During recent times, the Inuit people lead a nomadic existence, sheltering.

C.    In the times that are recent, the Inuit people led a nomadic existence, sheltered.

D.    Up until recently, the Inuit people, leading a nomadic existence, have sheltered.

E.     Until recent times, leading a nomadic existence, the Inuit people were sheltered.

D the best  个人倾向于选A ???????? (A 有原句)
        

An Asiatic people, the Inuits arrived in Canada during the last Ice Age, but some time after the Indians. Until quite recently, they led a nomadic existence, sheltering in igloos, the ice-block domes that are peculiar to northern-central Canada, and structures made of stones, bones, driftwood, sods and skins.

另外RECENTLY的时态有没有严格限定呢