Which is a homogeneous mixture?
a. pizza
b. woven fabric
c. concrete
d. vinegar

vineger

Explanation:

homogeneous mixture cannot be separated pyhsically

c

Explanation:

c is answer because the mixture of sad, garvel and rock, cement,the only it becomes concrete.

homogenous mixture means mixing with same amount and proportion of its component

- decrease the number of plants and animals living in the water.