You Are Given an Extract of DNA from Vernalized Winter

You are given an extract of DNA from vernalized winter wheat seeds and asked to decide if vernalization has gone on long enough for flowering to occur.In order to make this judgment,you would examine an extract of DNA under an electron microscope and look for

A) signs of degradation.
B) contamination with lipids.
C) modified chromatin.
D) extra protein coating the DNA.
E) increased expression of FLC protein.