GMAT Sentence Correction (SC) | Re: As rainfall began to decrease in the Southwest about the

As rainfall began to decrease in the Southwest about the middle of the twelfth century, most of the Monument Valley Anasazi abandoned their homes to join other clanswhose access to water was less limited .

A) whose access to water was less limited
D) with less limitations on water access
E) having less limitations to water access

These are the candidates.

E) I discarded this option because I found its beginning ("having") more complicated and less straightforward than those of options