Mark the letter A, B, C, or D to indicate the correct answer.

1. _____ sources are free from bias and based on strong evidence.

A. Credible              B. Popular              C. Accessible              D. Powerful

2. The saola, whose population is fewer than 250 mature individuals, is one of the world's _____ mammals and is only found in Viet Nam.

A. scariest              B. most natural              C. rarest              D. most threatening

3. The website is _____ with new information every day.

A. updated              B. protected              C. spread              D. interacted

4. AI-based _____ in education may pose a risk to students' privacy.

A. poaching              B. applications              C. chatbots              D. recognition

5. The new website for students will be good _____ for our school.

A. source              B. platform              C. function              D. publicity

6. Although some animal species are living in extreme weather conditions, they can still _____.

A. protect              B. survive              C. update              D. exploit

7. Robots are _____ to perform specific tasks such as cleaning rooms or moving heavy boxes.

A. conserved              B. threatened              C. rescued              D. programmed

8. Scientists _____ the data collected from their field trip to China.

A. carried out              B. analysed              C. preserved              D. protected