A.when | B.where | C.since | D.If |
A.which | B.when | C.in which | D.That |
A.where; that | B.in which; that | C.which; where | D.that; which |
A.why; because | B.for; that | C.for; because | D.why; that |
A.one by which | B.the one where | C.one in which | D.the one by which |
A.since | B.when | C.while | D.As |
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