Which of the following is used to ensure that only humans obtain free email accounts? select one: a. atomicity, consistency, isolation, and durability (acid) b. microprocessor without interlocked pipeline stages (mips) c. completely automated public turing test to tell computers and humans apart (captcha) d. document style semantics and specification language (dsssl)

Which of these is a benefit of using objects in a powerpoint presentation? a. collaborators can create the external files while you create and edit the slide show. b. you can easily change the theme and design of the presentation. c. you can have older data in the source file while having up-to-date data in the presentation. d. collaborators can easily share the presentation.

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Me ajude por favor , coloquei uma senha e não consigo tira-la no chorme