Answer:
Multiply the previous value by 3.
Explanation:
The correct pattern in the values as the exponents increase is - Multiply the previous value by 3.
We can see, that
is
And in the next step,
is
In the next step,
is
In the last step,
is
So, at each step, 3 is multiplied to the previous product/value.
Therefore, the correct answer is last option.