3. A pinch of bread was placed inside a test tube and heated until it became blackish in color and released some gas. which of the following statement/s is/ are true according to the given information ?
i. Bread is solution
ii. Bread is composed of only one substance
iii. Bread is made up of solid and gaseous substances
iv. Bread is made up of mixtures of different substances
A. i. only
B. ii. & iii.
C. ii. only
D. iii & iv
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Answer:D. thats my answer
Explanation: