obedient decision mischievous biologist2/50Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.obedient decision mischievous biologistGiải thíchĐáp án C Obedient /oʊˈbidiənt/ Decision /dɪˈsɪʒən/ Mischievous /ˈmɪsʧəvəs/ Biologist /baɪˈɑləʤɪst