Starting at point B in the diagram below,identify which combinations of points illustrate technological change.Give a brief explanation to support your answer. 
Definitions:
Software
Programs and operating information used by a computer to perform specific tasks.
Moderate and Complex Projects
Moderate and complex projects refer to projects characterized by their level of difficulty, size, or uncertainty, demanding detailed planning and robust management to address their inherent risks and requirements.
.xlsx Format
A file extension for Microsoft Excel spreadsheets, starting from version 2007 onwards, supporting features like formulas, charts, and data analysis.
MS Excel 2007
A version of Microsoft Excel, a spreadsheet program, released in 2006 that introduced the Ribbon interface and xlsb file format.
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