premise: Each of five experts—a lawyer, a naturalist, an oceanographer, a physicist, and a statistician—individually gives exactly one presentation at a conference. The five presentations are given consecutively. Each presentation is in exactly one of the four following languages: French, Hindi, Japanese, or Mandarin. Each expert speaks exactly one of the languages. The following conditions must hold: Exactly two of the presentations are in the same language as each other. The statistician gives the second presentation in Hindi. The lawyer gives the fourth presentation in either Mandarin or French. The oceanographer presents in either French or Japanese; the same is true of the physicist. The first presentation and the last presentation are in Japanese. Which one of the following is a complete and accurate list of the experts any one of whom could be one of the two who present in Japanese?
hypothesis: the naturalist, the oceanographer, the physicist