16Hit1600
Expression of IdeasHardSuggesting a reason for a difference

Expression of Ideas practice question

While researching a topic, a student has taken the following notes: - Bridge A and Bridge B were built in the same year with the same design. - Bridge A carries about 40,000 vehicles a day. - Bridge B carries about 4,000 vehicles a day. - Bridge A needs major repairs every 5 years; Bridge B every 20 years. The student wants to suggest a reason for the difference in how often the bridges need repairs.

Which choice most effectively uses relevant information from the notes to accomplish this goal?

  1. A. Bridge A, which carries ten times the traffic of Bridge B, needs major repairs four times as often, suggesting that heavy use wears a bridge out faster.Correct
  2. B. Bridge A and Bridge B were built in the same year with the same design.
  3. C. Bridge B needs major repairs every 20 years.
  4. D. Bridge A carries about 40,000 vehicles a day.

Answer: A. Bridge A, which carries ten times the traffic of Bridge B, needs major repairs four times as often, suggesting that heavy use wears a bridge out faster.

The traffic difference offered as the explanation.

Why the other answers are wrong

B. Bridge A and Bridge B were built in the same year with the same design.
Similarities, no reason.
C. Bridge B needs major repairs every 20 years.
One bridge's figure.
D. Bridge A carries about 40,000 vehicles a day.
One bridge's traffic, no link to repairs.

More Expression of Ideas questions

Not affiliated with the College Board. SAT is a trademark of the College Board.