Answer:
Option E
Step-by-step explanation:
Explicit formula of a geometric sequence is,

Here,
First term
common ratio
number of terms
If,
and 
Common ratio of the sequence 


By substituting these values in the formula,

Therefore, Option E is the answer.
I don’t see a question here. Please post the question or more details so we can help you.
The distance is 15 because -10 + 15 = 5