Which of the following statement/s is/are wrong?
I. The puffed-up appearance of dough is due to the production of `CO_(2)` gas.
II.LAB produce acids that coagulate and partially digest the milk proteins.
III. The yeast Saccharomyces cerevisiae is used for break-making.
IV. The large holes in 'Swiss cheese' are due to production of a large amount of `CO_(2)` by Propionibacterium sharmanii.
V. The 'Roquefort cheese' are ripened by growing a specific bacterium on them.