1. Which of the following is the correct order of chromatin folding?(A)30 nM fiber formation, nucleosome formation, radial loop formation(B)radial loop structure, 30 nM fiber formation, nucleosome formation(C)nucleosome formation, 30 nM fiber formation, radial loop structure(D)30 nM fiber formation, radial loop formation, nucleosome formation(E)nucleosome formation, radial loop formation, nucleosome formation