Isobutyl magneisum bromide with dry ether and absolute alcohol gives
A. `(CH_(3))_2)CHCH_(2)OH " and " CH_(3)CH_(2)MgBr`
B. `(CH_(3))_(2)CHCH_(2)CH_(2)CH_(3) " and " Mg(OH)Br`
C. `(CH_(3))_(3) CH " and " CH_(3)CH_(2) OMgBr`
D. `(CH_(3))_(3) CH, H_(2)C=CH_(2) " and " Mg(OH)Br`
