What is an atom?

a. smallest particle of the element, which is still representative of the element
b. negatively charged particles that are responsible for the chemical reactivity of a given element
c. neutral particles
d. positively charged particles

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One desired trait for a consultant is to have a good reputation. What does this mean to you?

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Men should be instructed to perform a monthly testicular self-exam starting at age ________.

A. 10 B. 20 C. 25 D. 15 E. 40

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