The level order traversal guides the visits to items from left to right through the levels of the tree, much like reading lines of text in a document.

You can copy, modify, and redistribute ________ software without paying a fee

Fill in the blank(s) with correct word

An ________ database cannot be moved between 32-bit and 64-bit versions of Office

A) .accde B) .laccde C) .accdb D) .laccdb