We have that the .xlsm <em>Format </em>is used to save Excel Macro-Enabled Workbook file
<h3>Formats</h3>
Generally file are saved in different formats for easy sorting and application on the operating system.
For instance if a music file is renamed and stored in a different format say .exe the audio file wont be recognised as an audio file and hence refuse to play.
e.g
- .exe for a windows appication
- ,mp3 for an audio file
- .xlsm here is used to save Excel Macro-Enabled Workbook file
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Based on the scenario above about the leading-trailing system Both technician A and B are incorrect.
<h3>How many brake shoes function?</h3>
There are known to be two shoes function that are said to be working a way where both become either the trailing shoe or leading shoe based on whether the vehicle is moving forward or backward.
Therefore we can say that, Based on the scenario above about the leading-trailing system Both technician A and B are incorrect.
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No he did not that was a poor choice.