I wanna know the correct answer

Topic: a.

Main idea: c.

Explanation:

The fact that Martha died, and that pigeon´s particular story is presented as an example to present the topic, which is how passenger pigeons became extinct. Martha´s experience, as well as the details about large-scale pigeon hunting during the nineteenth century in America, are presented as evidence of the main idea, which is that by the beginning of the twentieth century became extinct by hunting and colonization of otherwise uninhabited areas.

what is the book idiot with the brocken tester

the answer is b. the tomb is underground and dark, and its opening is covered by a heavy grate.