Pls awnser if awnser is wrong I will unmark brainliest

Hi plz 11 ! when planning a table, what step comes first: "define the column headers" or "calculate the number of columns/rows"? a. calculate the number of columns/rows b. define the column headers

What software programs are used to to create professional publication? a.) graphics programs b.) word processors c.) page layout programs d.) spreadsheet programs

Who introduced the concept of combining artificial and natural light in the studio