The subatomic particles called blank are found in the nucleus of an atom and blank travel around them

The subatomic particles called neutron and proton are found in the nucleus of an atom and electrons travel around them.

The subatomic particles are three and are as follows:

Proton and neutron are the subatomic particles located inside the nucleus of an atom while electrons are located outside the nucleus travelling around them.

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Explanation:

The subatomic particles called neutrons and protons are found in the nucleus of an atom and electrons travel around them

the answer is b because, investigating whether another species of moth also drinks tears might be interesting, but it would not directly explain why this species of moth does.

to explain why this species of moth drinks tears, the scientist could ask: "what nutrients that moths need are in elephant tears? "

the scientist could experiment with moth repellent or oter ways to keep the moths away, but that would not answer his original question.