sriamlan wrote:
I think for OA C to be correct there must be a "," between blood supply and blood. It should look as mentioned below
in eliminating from the nation's blood supply, blood that is contaminated with the virus
Hi, IMHO I think if a comma is inserted the way you mention, then the meaning will be changed.
A new test for AIDS has proved helpful in eliminating from the nation's blood supply, blood that is contaminated with the virus.
Separated by a comma, the word "blood" seems
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