1. C: she would not go to the choral concert.
Her not going to the concert caused her to fail the course and not be allowed to re-take it. The F and the inability to retake the course would be the effect.
2. False
Many events can have more than one cause and more than one effect. Effects, especially, can be high in number because one cause can set off a chain of events that affect a lot of different people.
If it were possible to go back in time and change something, I would choose to change environmental exploration, restoring ecosystems, extinct animals, the negatively modified landscape and water resources.
The disorderly exploration of environmental resources is a fact that started in the world industrialization process, causing several negative consequences for the world, such as food shortages, climate changes, and increased air and water pollution.
Therefore, if I could go back in time, I would encourage environmental preservation through strict laws and the dissemination of important information about the importance of preserving forests and rivers, for greater sustainability and quality of life for the population.
Learn more about sustainability here:
brainly.com/question/25350238
i think the two sentences is the last one and the third one