CHOOSE_THE_OPTION_THAT_CORRECTLY_EXPLAINS_IN_WORDS,_THE_FUNCTION_OF_THE_FOLLOWING_RELATIONAL_ALGEBRA_EXPRESSION?$

Selects all the tuples from the natural join of book and borrow wherever the year is lesser than 2009

Selects all tuples from the Cartesian product of book and borrow

Selects all the tuples from the natural join of book and student wherever the year is greater than or equal to 2009

CHOOSE_THE_OPTION_THAT_CORRECTLY_EXPLAINS_IN_WORDS,_THE_FUNCTION_OF_TH

1.	CHOOSE_THE_OPTION_THAT_CORRECTLY_EXPLAINS_IN_WORDS,_THE_FUNCTION_OF_THE_FOLLOWING_RELATIONAL_ALGEBRA_EXPRESSION?$
A.
B.	Selects all tuples from the Cartesian product of book and borrow
C.	Selects all the tuples from the natural join of book and borrow wherever the year is lesser than 2009
D.	Selects all the tuples from the natural join of book and student wherever the year is greater than or equal to 2009
Answer» C. Selects all the tuples from the natural join of book and borrow wherever the year is lesser than 2009