A Compound Has the Formula C₈H₉Br $\delta$ 20
Quartet $\delta$ 515
Multiplet $\delta$

A compound has the formula C₈H₉Br.Its ¹H NMR spectrum consists of: doublet, $\delta$ 2.0
Quartet, $\delta$ 5.15
Multiplet, $\delta$ 7.35
The IR spectrum shows two peaks in the 680-840 cm^-1 region; one is between 690 and 710 cm^-1 and the other is between 730 and 770 cm^-1.Which is a possible structure for the compound?

A) I
B) II
C) III
D) IV
E) V