Please confirm that this awnser is right please only awnser if you are 100% sure it’s right ( I will brainlist)

Nami conducts an investigation on plants. she places a grow light on a timer to give the plants different amounts of light to see if this would affect their growth. in this investigation, the amount of light is the .

Why was washington a logical choice to be commander in chief of the continental army?

Explain the ways in which patrol officers may be used to increase the efficiency and effectiveness of criminal investigations. (150 words