Answer: A. reporting results of scientific analysis.
A physical evidence, also called real evidence. It is a tangiable evidence, which can be touched, picked and collected from the scene of crime or any other place. It can be used to prove a crime has occurred. Physical evidences includes fingerprints, footprints, fibers, paint and building materials. 
A specimen sample is taken from the suspects or victims and compared with suspected samples obtained from the scene of crime. The comparitive analysis of physical evidences can be used as a scientific evidence against criminal.
 Therefore, reporting results of the scientific analysis is the task she should perform.
 
        
             
        
        
        
<span>True. Pocket mask is otherwise known as CPR mask, pocket face mask is a device used for the artificial ventilation during a cardiac arrest. When giving aid the mask should be applied to the patient's face using thumbs of both hands. Then stand on one side of the victim and give rescue breaths.</span>
        
             
        
        
        
The type of social media platform.
(Sorry don’t know another one)
        
                    
             
        
        
        
Answer:
Precipitation is rain, snow, sleet, or hail — any kind of weather condition where something's falling from the sky. Precipitation has to do with things falling down, and not just from the sky. It's also what happens in chemical reactions when a solid settles to the bottom of a solution.
Explanation: