Suppose you are going to begin a scientific investigation. what should be one of the first things everyone in your group should do?

the basic steps  are

Making observation

Stating questions

Hypothesis formulation

experiments conducts

data analysis and conclusion

Explanation:

Observation is the first step to take by all, because it enables the participant to collect and record data,(qualitative and quantitative) for construction and testing of hypothesis and theory.it is carries out with tools-microscopes, thermometer, transmitters, and special senses.

it  also  enable  scientists to see the outcome  ofan  experiments even if the result is not  the expected,

it  aids  discovery of  certain things around, which may stimulate curiosity

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explanation:

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the answer for this question would be d. glaciers