*Ans* supermarket
*Question* Where do you buy condoms?
Options:
- supermarket
- sock drawer
- cd store
- medicine chest
- bedroom
*CoT* You buy condoms in a supermarket as it sells household goods like condoms.


*Ans* surface of earth
*Question* Unlike Mars and all its dust, what is full of all sorts of features from soil and rock to water and grass?
Options:
- surface of earth
- library
- potato
- most buildings
- desktop
*CoT* Surface of earth is called crust. Crust is consisting soil and rock to water and grass.


*Ans* septic tank

*Question* Where would bacteria be contained?
Options:
- finger
- ground
- septic tank
- mouth
- petri dish
*CoT* Septic tank is a large container to store water. Something stored in a container stays contained.