I think it is B I had done these.
The homology of animals is based on scientists current understanding on the evolutionary history of living species.
If a car of some sort is coming and they have their headlights on they could see to move out of the way that's partly why headlights were ceated
While leaving the laboratory temporarily in the middle of your work remove your lab coat and gloves.
<h3>Laboratory safety:</h3>
Washing your hands is the final thing you should do before leaving the lab after an experiment. Since most chemicals are somewhat harmful, wash your hands before you leave. After taking the necessary measures, inform the teacher.
With its risky processes, hazardous chemicals, and fire threats, the science laboratory is inherently unsafe. Avoid coming into contact with chemicals directly. Never taste, smell, or inhale lab chemicals. After taking off your gloves and before leaving the work area, wash your hands and arms thoroughly with soap and water. In a laboratory, never consume food or liquids, chew gum or tobacco, light up, or use cosmetics. These fundamental safety offer guidance on conduct, cleanliness, and safety to prevent laboratory mishaps.
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