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By 1920, advertising was generating

$300,000 in revenue
$3 billion in ad revenue
$13 million in ad sales
None of the above

2 Answers

2 votes

Answer:

c

Step-by-step explanation:

User Neen
by
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2 votes

Answer:

By 1920, advertising was generating $3 billion in ad revenue.

Step-by-step explanation:

User Jonas Meller
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