Question

Which one of these is a mixture?
a. Milk
b. Air
c. Wood
d. All of the above​

Answer 1

Answer:

All of the above

Explanation:

Milk is the mixture of liquid butterfat globules dispersed suspended and in water.

Air is a mixture of many gases such as nitrogen, oxygen,carbon dioxide and many other dust particles.

Wood is a mixture of many compounds such as lignin, cellulose , water, hemicellulose.