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According to the text, air cables

function in a more complex way than fiber optic cables.
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Based on the text, judge the following items.

The new technology being developed at the University of Maryland may enable signals to be sent to longer distances than before.
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Based on the text, judge the following items.

The technology of mobile networks was less complex in the first two generations.
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Based on the text, judge the following items.

The terms 3G and 4G are continuously employed to attract customers.
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Based on the text, judge the following items.

The criteria established by International Telecommunications Union were accepted by the 4G companies.