What will be the result if you put yeast in dough?

آٹے میں خمیر ڈالیں تو کیا نتیجہ نکلے گا؟

The dough will become sour

The dough will become harder

The dough will become smaller

The carbon dioxide will be released

When yeast is added to dough, it ferments the sugars, producing carbon dioxide gas as a byproduct.
This causes the dough to rise, making it lighter and airier.