Give the major organic product of each of the following reactions. Include stereochemistry where relevant.

(a) Dibutyl sulfide with 1 equivalent of H₂O₂ at 25°C

(b) Dibutyl sulfide with 2 or more equivalents of H₂O₂ and heat

(c) Cis-3-hexene with magnesium monoperoxyphthalate (MMPP)

(d) The product of (c) with (CH₃)₂CuCNLi₂, then H₃O⁺

(e) The product of (c) with solvent H₂O in acidic solution

(f) The product of (e) with periodic acid

(g) The product of (d) with NaH in THF followed by CH₃I

(h) (E)-3-methyl-3-hexene with Hg(OAc)₂ in ethanol solvent followed by NaBH₄

(i) The product of (h) with acidic methanol

(j) (R)-3-Methyl-1-bromopentane with Mg in ether, then with ethylene oxide, then with CH₃I