A.by means of which | B.for which |
C.in case of which | D.as a result of which |
A.them are | B.that is | C.which are | D.which is |
A.As it is | B.Even though | C.That is | D.In that case |
A.that | B.what | C.when | D.whether |
A.that | B.it | C.what | D.which |
A.because | B.since | C.which | D.as |
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