I think its a The hoist cable
One would be they both discover new things and the other would be they are always curioses.
Answer:
c. Evolution
Explanation:
Antibiotics are drugs that fight infections by destroying specific parts of the bacteria that cause them. To survive the attack, some bacteria evolve, adapt and create resistance to medication. Then, this practically immune bacteria to the medicine can spread its "superpower" to the descendants. This is why taking antibiotics without a doctor's request is so dangerous to your health and that of the general population.
Speed of light is usually time and space so probably C