What is the correct way to write sentences 23 and 24? f many of the species that once made their home on madagascar are now extinct, scientists, however, are still making discoveries. g although many of the species that once made their home on madagascar are now extinct and scientists are still making discoveries. h many of the species that once made their home on madagascar are now extinct, but there are scientists. who are still making discoveries. j although many of the species that once made their home on madagascar are now extinct, scientists are still making discoveries.