GMATGuruNY wrote:From the OG10:
Although accounting for only 5 percent of the world'€™s population, United States citizens consume 28 percent of its nonrenewable resources.
The structure here is as follows:
VERBLESS CLAUSE + MAIN CLAUSE.
In this structure, implied as the subject of the verbless clause is the subject of the following main clause.
Conveyed meaning:
Although [United States citizens are] accounting for only 5 percent of the world's population, United States citizens consume 28 percent of its nonrenewable resources.
Answer choice A in the SC above:
If allowed to remove and replace the discolored layer of varnish on the Mona Lisa, the colors Leonardo da Vinci painted nearly five hundred years ago will once again shine through.
The structure here is as follows:
VERBLESS IF-CLAUSE + MAIN CLAUSE.
Thus, implied as the subject of the verbless if-clause is the subject of the following main clause (the colors).
Conveyed meaning:
If [the colors are] allowed to remove and replace the discolored layer of varnish on the Mona Lisa, the colors Leonardo da Vinci painted nearly five hundred years ago will once again shine through.
This meaning is nonsensical.
Eliminate A.
From the Top of this thread, there is a reply to #2 that says -
1. In the given sentence you should notice that there are two clauses before the first comma: RESEARCHERS SAY is the first, and the rest is an incomplete clause of condition: if allowed to remove and replace the discolored layer of varnish on the Mona Lisa. The clause is incomplete because it contains is no subject. This absence of a subject means that the subject automatically becomes the noun that appears after the first comma. Thus, THE COLORS becomes the subject, so creating the illogical idea that the colors could be allowed to remove and displace varnish.
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Is the above explanation wrong?
You are using the terminology of Verbless clause, but here we even do not have a subject so How could this be a clause?
I have few more questions is
IF___Then___ construction tested here.
P.S. I have an additional question in general. I know the uses of
IF___Then___ pertaining to tenses.
IF___Then___ can compare clauses or phrases or anything else also?