Problem: Context: The longest mission which the Russian Salyuts supported was 63 days. The second generation Salyuts would fly missions much longer and would need to be resupplied from time to time.
Russians hold record for longest stay in space.
OPTIONS:
- yes
- no
A: no

Problem: Context: Hippos do come into conflict with people quite often.
Hippopotamus attacks human.
OPTIONS:
- yes
- no
A: yes

Problem: Context: Nigeria has been the culprit so far, preventing the world from being completely polio-free.
Polio is under control in the world.
OPTIONS:
- yes
- no
A: no

Problem: Context: By clicking here, you can return to the login page.
Click here to go back to the login page.
OPTIONS:
- yes
- no
A:
yes