1. A ________________________________________ in a subargument is either basic or non-basic.

2. Arguments can also be explanations, but explanations can never be arguments. (i) True (ii) False (iii) neither true nor false (iv) indeterminate

3. In an argument diagram, premises which together support a conclusion are linked together by underlining them and writing the symbol ____________________________________ between each of them.

4. A set of sentences which describes some feature of the world can also function as an argument (i) True (ii) False (iii) neither true nor false (iv) indeterminate

5. If two pieces of information in an argument together (but not separately) eliminate a counterexample to the argument, then those pieces of information are joint premises in that argument. (i) True (ii) False (iii) neither true nor false (iv) indeterminate

6. If two pieces of information in an argument together (but not separately) do not eliminate a counterexample to the argument, then those pieces of information must be joint premises in that conclusion. (i) True (ii) False (iii) neither true nor false (iv) indeterminate

7. Consider the following argument: P1 Sam is not tall P2 Sam is short or Sam is tall or Sam likes coca-cola ______________________________________________________ C Sam is short This argument is (i) valid (ii) invalid (iii) neither valid nor invalid (iv) there is no correct answer to the question of its validity.

8. Consider the following two statements: (a) Merry is tall or Jack plays tennis. (b) Merry is tall or Jack plays tennis or Fred likes pizza. Which statement which is most informative? ______________________

9. Consider the following two statements: (a) Lester is 20 years old and Kathryn has a PhD. (b) Lester is 20 years old and Kathryn has a PhD and Darren is 6 feet tall. Which statement which is most informative? ________________________

10. The sentences which link together subarguments in a complex argument are called______