Final answer:
Karl Maihof and Clement Doke both made significant contributions to linguistics by describing and categorizing languages. They focused on providing a systematic understanding of the diversity and structure of languages.
Step-by-step explanation:
Karl Maihof and Clement Doke both made significant contributions to the field of linguistics. One similarity between their classifications is that they both focused on describing and categorizing languages. For example, Karl Maihof developed the Proto-Indo-European language classification system, while Clement Doke worked on classifying the Bantu languages in Africa. Both scholars aimed to provide a systematic understanding of the diversity and structure of languages.
Learn more about similarities in Karl Maihof and Clement Doke's language classification