A goal succeeds, if there are facts (rules) that match or unify the goal. What are required in order for a goal clause and a fact to unify? Select all that apply. Group of answer choices they have the same number of arguments. their predicates are the same. their corresponding arguments match. their arity must be different.

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.