Hello!
The velocity function is:

a) 2.3 s earlier, we can make
 t = -2.3 s, in relation to our initial time:

b) Now we can make 
t = 2.3 s:
 
 
        
        
        
The answer is B I know this because I’m Asian
        
             
        
        
        
Answer:
<em>huh? sorry i can</em><em>'</em><em>t read perfectly:((</em>
 
        
             
        
        
        
Try liters if you haven’t done it yet. I’m so sorry if i’m incorrect.