Answer:
Option B is correct.
Step-by-step explanation:
Given Geometric series : 3 , 1 , 
To find: Sum of the series.
First term of the geometric series, a = 3
Common ration of the Geometric series, r = 
Sum of the finite Geometric series , 
Sum of the given 5 term term of given series , 
= 
Therefore, Option B is correct.