The bacteria over time has built up a tolerance over the antibiotic , when this happens people usually make a different antibiotic that could be more affective for example how a person gets sore when they workout that muscle is building a tolerance to the stress you put it though therefore it grows
You used hypothesis because you made an educated guess without any experiments.
They all need energy, food, and water. If we're talking about animals, then they need oxygen. If we're talking about plants, then they need carbon dioxide
They do not need parents. Some animals don't have parents the moment they are born (eg: sea turtles).
So based on all that, B seems like the best answer
Answer:
The first Indian doctor is Anandi Gopal Joshi.