B. family is the answer I believe
The Earth is thought to have been formed about 4.6 billion years ago by collisions in the giant disc-shaped cloud of material that also formed the Sun. Gravity slowly gathered this gas and dust together into clumps that became asteroids and small early planets called planetesimals.
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Answer:
this my answer
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Explanation:
It can have different compositions, but it has a set of characteristics that does not change.
Answer: The results may be due to a CEILING EFFECT effect.
Explanation: The ceiling effect is defined as a phenomenon whereby an independent variable (noise level) no longer has an effect on a dependent variable (reading comprehension).
In a continuous reinforcement schedule the desired behavior is reinforced each and every time it occurs. This continuous schedule is used during the first stages of learning in order to create a strong association between the behavior and the response.
