A. Mouse coputer
B. Disk drive
Answer:

2 + 6 in programming is an example of math. It is the same as in the real world. Plus signs in coding are also a form of <em>string concatenaction,</em> the term used for combining two strings into one, or a variable into a string.
Answer:
Scratch is a programming language and an online community where children can program and share interactive media such as stories, games, and animation with people from all over the world.
Explanation:
Explanation:
Time Constraint and Time Consuming: Nobody would carry out business when the market was closed. ... Limited Space: The old economy depended on physical space such as market places and offices before business transaction could take place.