Rank the following groups in order of increasing activating power in electrophilic aromatic substitution reactions: 
-Br.
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DSL
Digital Subscriber Line is a collective term for technologies that enable internet connectivity through the digital data transmission over local telephone network cables.
Bandwidth
The maximum rate of data transfer across a given path or connection in a specified period, typically measured in bits per second (bps).
Fiber-Optic
Technology that uses glass or plastic fibers to transmit data at high speeds using light.
Glass
A hard, brittle substance, typically transparent or translucent, made by fusing sand with soda, lime, and sometimes other ingredients and cooling rapidly.
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