<p>1) Visitors are quick to notice that the main building of the critically acclaimed Denver Art Museum consisting of geometric, titanium-clad projections that resemble Rocky Mountain peaks.</p>
<p>(A) to notice
(B) critically acclaimed
(C) consisting
(D) resemble
(E) no error</p>
<p>Please explain why it is C? Is it an idiom? What is the idiom</p>
<p>2) Most climatologists agree that global warming is caused from greenhouse gases that are continually being released into Earth's atmosphere.</p>
<p>What's wrong here is the answer is caused FROM, it should be caused BY, right? Caused by is an idiom?</p>
<p>3) For years historians claimed that pasta was introduced to Europe around 1920; however, archaeologists have uncovered what appears to be pasta-maing devices that date back even earlier.</p>
<p>(A)was introduced
(B)around
(C)however
(D)what appears to be
(E)no error</p>
<p>please help me on this one with an explanation. Thank you in advance.</p>