Judy forgot where she saved a certain file on her computer. therefore, she searches for all files with a .jpg file extension. which type of file is she searching?

The answer is audio files

answer: the time zones used to be whatever the local authority wanted them to be. one town might have 6am whenever the sun came up and another town had 6am 10 minutes later.  

the trains had a hard time when their orders said to be at a certain point at 6am.  

6am, but who's 6am.  

the railroads got together and set the time zones more or less along the longitude lines across the country.

explanation:

a variant spelling of the word dote (british)