Write the steps of applying background colour to the document?

For the following example of making a peanut butter and jelly sandwich, identify which are inputs, processes, or outputs: bread scooping and spreading peanut butter plate scooping and spreading jelly finished sandwich putting two pieces of covered bread together dirty plate crumbs

Why do we mark tlc plates with pencil and not with pen

Is the process of organizing data to reduce redundancy. a. normalization b. primary keying c. specifying relationships d. duplication