A good advancement would be a portable radio. They have made life easier for people who are walking/hiking and are looking for something such as the weather for the night or the score for a sports game.
Congrats to him/her but I’m confused??
The dimensioning system in which <span>numerals are placed in line with the dimension line is called the <u> aligned </u> system. In the <u> unidirectional</u><u> </u>system all numerals read from the bottom.</span>