Question

the author warns that installing a scoreboard sponsored by a company may have negative effects. which detail supports this claim?

• video ads can be an extra source of income for the school.
• the scoreboard is just the beginning of more advertising in the future.
• school bands work and plan hard to prepare for football games.
• most teenagers don’t buy products from the sponsoring company.

key ideas
accepting the free scoreboard sets a precedent for adopting more advertising in the future. when something sets a precedent, it acts as an example that may be followed again.

Explanation:

The claim is that a sponsored scoreboard has negative effects. The key idea notes it sets a precedent for more future advertising, which is a negative outcome. This matches the option stating the scoreboard starts more future advertising.

Answer:

C. The scoreboard is just the beginning of more advertising in the future.