Answer:
1. False
2. True
3. True
4. True
5. False
Step-by-step explanation:
1. Using birth control is not 100% effective, so taking them does not fully protect anyone from pregnancy.
2. Since 90% of the students receive a BA, therefore it is probable that John will receive a BA as well.
3. This is the correct definition of the Borg in this TV series.
4. The Roman numeral IX is equivalent to 9.
5. You cannot conclude that someone is a poor student based on their TV-watching habits.