A shop sells pens for 3andpencilsfor3 and pencils for 3andpencilsfor2. If you spend exactly 12,whichofthefollowingarepossiblecombinationsofpens(12, which of the following are possible combinations of pens (12,whichofthefollowingarepossiblecombinationsofpens(x)andpencils() and pencils ()andpencils(y$)?
(0,6)(0, 6)(0,6)
(2,3)(2, 3)(2,3)
(4,0)(4, 0)(4,0)
(1,4)(1, 4)(1,4)