I would say an investigation is a part-by-part scrutiny of a given problem. An investigation is examining a problem as to for example, what happened, how did it happen, when and why and re the consequences.
Answer:
Assign values to a drop-down list, multiple-selection list box, combo box, or list box ... Users can select as many check boxes as necessary from the list, and you can allow new entries to be ... To add additional values, repeat steps 3 through 6.
Explanation:
i just looked it up
C. detonate the device in proximity to the asteroid to deflect it
