Hi I would have to say B sorry if this answer is sucky but I'm trying my best to help you :D
Answer:
A. Database Management System
Explanation:
A Database Management System or DBMS is a set of programs that allow the DB administrator to the information extraction, storage and modification out of a database. It also provides tools to add, erase, modify or even analyze the data within the DB. Some examples of DBMS are MySQL, mongo DB, Ms SQL Server, etc.
Answer:
WiMax
Explanation:
Wimax is a family standards of a communication of bandwidth, this is a standard IEEE 802.16, was created to provide data velocity like 30 or 40 megabits per seconds, but in 2011 was updated, and now can provide 1 gigabit per second, the name WiMAX is for a forum created in 2001 to promote the standard.
Because you never know where the semi tractor is going to go .