406) Pick out the correct statement from the following and choose the correct answer from the codes given
below
I. Hexa-1, 5-diene is a conjugated diene
II. Prop-1, 2-diene is conjugated diene
III. Hexa-1, 3-diene is a conjugated diene
IV. Buta-1, 3-diene is an isolated diene
V. Prop-1, 2-diene is a cumulative diene