What are the main reasons why bridges fall?
a. Fire, during construction, earthquakes, by defect, boat or train crash.
b. Fire, earthquakes, by d...
What are the main reasons why bridges fall?
a. Fire, during construction, earthquakes, by defect, boat or train crash. b. Fire, earthquakes, by defect, boat or train crash. c. During construction, earthquakes, by defect, boat or train crash.
A resposta correta é a alternativa a: "Fire, during construction, earthquakes, by defect, boat or train crash." (Incêndio, durante a construção, terremotos, defeitos, colisão de barcos ou trens). Esses são alguns dos principais motivos pelos quais pontes podem cair.
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