plz help me understand this question

Answer:
The answer is D
Step-by-step explanation:
When doing this type of equation you would multiply the exponents and keep the base the same
Answer:
option D
Step-by-step explanation:
[tex](3d^4)^{2}[/tex]
multiply the powers you will get,
[tex]3d^{8}[/tex]
therefore, option D is the correct option
hope it helps you!!