The answer is D but I know I helped you
        
             
        
        
        
Answer:
I am 100% sure it is the mudstone. I believe they are the oldest rock in existence.
Explanation:
 
        
                    
             
        
        
        
Answer:
3. Slurred speech
Explanation:
Phenytoin is an anticonvulsant, anti-arrhythmic and muscle relaxant that affects ion channels. Its use is limited due to its many adverse effects, it can cause signs and symptoms depending on its doses, for the example given,<em> a level between 30-40 mcg/mL </em>can cause ataxia (lack of muscle control), <em>slurred speech,</em> nausea, and vomiting.
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