WHICH_OF_THE_FOLLOWING_IS_TRUE_ABOUT_TURING‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•S_A-MACHINE??$#

• A. a stands for automatic
• B. left ended, right end-infinite
• C. finite number of tape symbols were allowed
• D. all of the mentioned