Consider the constitutional isomers 2-methylbut-1-ene, 2-methyl-2-ene and 3-methylbut-1-ene. when each of these alkenes is subjected to cataltic hydrogenation (H2, Pt), a single product results. which of the following best describes the structural relationship among these product?
(a) the product are cis-trans isomers. (b) the product are identical. (c) the product are constitutional isomers. (d) the product are enantiomers. (e) the product are diastereomers.