You are presented with the question "Building housing developments usually requires replacing what?" and the following answer choices: 
- money
 - gold reserves
 - deuterostomes
 - one celled organisms
 - loose soil
 - swamp vegetation
 - animal burrows
 - clocks

Now knowing that building housing developments usually requires replacing animal habitats and habitat Hairy-nosed wombats are terrestrial and build burrows, choose the best answer.


 

       animal burrows  