Task: Question Answering
Input (English): Question: What effect would chromatin have on neutralizing the positive charge of histones ?: 
 Options:  <1> The DNA would change charge. <2> Histones would bind more closely to DNA. <3> The DNA would be supercoiled. <4> The histones would separate from the DNA. <5> The histones would be grouped together.
Output (English): 4