Which row gives the correct answer for cellulose?
- Arotation of alternate monomers by $180^{\circ}$: ✓ ; shape of molecule: branched ; hydrogen bonds between molecules: ✗
- Brotation of alternate monomers by $180^{\circ}$: ✗ ; shape of molecule: branched ; hydrogen bonds between molecules: ✓
- Crotation of alternate monomers by $180^{\circ}$: ✗ ; shape of molecule: unbranched ; hydrogen bonds between molecules: ✗
- Drotation of alternate monomers by $180^{\circ}$: ✓ ; shape of molecule: unbranched ; hydrogen bonds between molecules: ✓