Each of the 20 people has 19 other people to communicate to. If you add that all up you get 20*19 paths, but then each path is counted twice (back and forth), so we divide this by 2. 20*19/2 = 190.
The general forumula is n(n-1)/2
My best guess would be a biker they love motor bike they wear leather jackets and ride in groups this is the only thing i could think of
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D. Large network of roads.
A resembles a modem/router and C a webserver.
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Answer:
These changes has the ability to decrease the size of a program, it
can do so by going ahead to reduce the instances in which the register contents “spill” into other registers or memory, it also does so by allowing more complex operations to be implemented in one instruction as agianst requiring multiple instructions.
On the other hand they are likely able to increase the size of a program by requiring adding bits to the opcode and register fields, thereby increasing memory width
Explanation:
See answer