Which of the following is not a characteristic of both surveys and observational studies?
O A. The researcher does not control or change the population.
OB. The researcher exercises direct control over at least one variable.
O C. Data are collected about a population.
O D. Results are not used to prove cause and effect.
SUBMIT

Is a string of code written to hurt others by damaging or destroying

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Pl i need the answer now ! which one of the following is considered a peripheral? a software b mouse c usb connector d motherboard