MATH
posted by PREET .
( 6t^2 + 2t + 1 ) 3t
A) 9t^2 + 5T + 3
B) 18T^2 + 6T + 3
C) 9T^3 + 6T^3 + 3T
D) 18t+6T^+3T

Either the question was posted with a typo, or one or more of the answers.
To ensure you get the correct answer, I suggest you check carefully the mathematical expressions. 
IS THE ANSWER 12T^3 + 6T^2 + 3T

Not according to your question.
Did you check for typos as I suggested?