All sins are equal in the eyes of God (James 2:10, Galatians 3:10), so all of these options are equivalently bad.
Pick one!
Killing someone (10 Commandments)
Adultery (10 Commandments)
Homosexuality (Leviticus 18:22)
Sowing two kinds of seed in one vineyard (Deuteronomy 22:9)
Eating crustaceans (Leviticus 11:9)
Masturbation (Genesis 38:8)















