Answer:
The file extensions of files created with Microsoft Office Access is .adb for Access project
The file extension of files created with Microsoft publisher is .pub
Step-by-step explanation:
The file extensions of files created with Microsoft Office Access are;
.adp = Access project
.adn = Access blank project template
.accdb= Access database for 2007, 2010, 2013, and 2016 versions
Other file extensions include
laccdb, .accdw, .accdc, .accda, .accdr, .accdt, .mdb, .mda, .mdw, .mdf, .mde, .accde, .mam, .mad, .maq, .mar, .mat, .maf
The file extension of files created with Microsoft publisher is the .pub