High moisture and low temperature encourage mold to grow.
The correct option is A.
<h3>What are molds?</h3>
Molds are fungus that grows in moist places and food.
In the given case, four bread pieces are kept in place to check molds growth.
Molds grow in high moisture and low temperature.
The high temperature will dry the bread, which prevents the molds to grow.
Thus, the correct option is A.
Learn more about mold, here:
brainly.com/question/1237547
