Because the management of a large corporation is will often refer to macroeconomic forecasts when it plans for the future, it is probable that its belief in their soundness is significant.
1)
2) it is probable that the soundness of their belief would be significant.
3) believing their soundness is probably not significant.
4) the significance of their belief in its soundness is probable.
5) its belief in their soundness is probably significant.
What is the answer and why? Thanks in advance.
While I'm at it here's another example of the ambiguous answers that I just can't seem to grasp. Please tell me what you see is wrong with these sentences:
During the 18th Century roughly 0.5 billion grams of gold are estimated to have left Columbia, Peru, Ecuador, Panama, and Haiti and supplied 80% of the world's total quantity of recovered gold.
and one of the answer choices:
Roughly 0.5 billion grams of gold is estimated as having left Columbia, Peru, Ecuador, Panama, and Haiti, supplying
Again, thanks in advance.


















