Listen and choose the right answers to complete the sentences.

Mary Anning's discovery was important because it showed that ... .
Mary Anning didn't write a famous book because ... .
Kailash Satyarthi first saw the problems of child slavery when he was ... .
Because of their work, two of Kailash Satyarthi's ... .
Rachel Carson first specialised in ... .
These days, more and more people are buying ... .