Answer: Hairlessness and Glands
explanation:Another notable similarity between the two groups is minimal hair. Both hippos and whales possess barely any hair on their bodies. They do not have sweat glands, either. These are both characteristics that can assist them in their aquatic lifestyles.
The answer for your question is C
Keep it in an aerobic environment, meaning that there should be oxygen present. Fermentation is anaerobic, hence aerobic conditions will prevent fermentation from occurring.
Answer:
use electricity to make a spark in the bulb and light it
Explanation: