Select the choice that best describes the relationship of the pair of compounds. Both compounds are alkenes. Carbon 1 of both alkenes contain an ethyl and a hydrogen. Carbon 2 of both alkenes contain a methyl and a hydrogen. Compound 1 has the ethyl and methyl group on the same side of the alkene. Compound 2 has the ethyl and methyl group on opposite sides of the alkene. The compounds are: geometric or cis/trans isomers the same compound constitutional isomers not isomeric