Alcohols, Phenols and Ethers Part 2

Among the following, the number of compounds which will give positive iodoform reaction is___
(a) 1-Phenylbutan-2-one
(b) 2-Methylbutan-2-ol
(c) 3-Methylbutan-2-ol
(d) 1-Phenylethanol
(e) 3,3-dimethylbutan-2-one
(f) 1-Phenylpropan-2-ol