Answer please i'll give a medal.

What is the third term of this multiplication pattern?

multiplication pattern using the formula 3 • 7n – 1

A.
1

B.
21

C.
147

D.

441

Question

Answer please i'll give a medal.

What is the third term of this multiplication pattern? 

multiplication pattern using the formula 3 • 7n – 1
  
 
  A. 
  1   
   
  B. 
  21   
   
  C. 
  147   
   
  D. 
 
441

jdoe0001 · Answer

$\large \begin{array}{llll}
term({\color{brown}{ n}})&value
\\hline\
1& 3 \cdot  7{\color{brown}{ (1)}} - 1\
2&3 \cdot  7{\color{brown}{ (2)}} - 1\
3&3 \cdot  7{\color{brown}{ (3)}} - 1

\end{array}$

jdoe0001 · Answer

though I don't see it to be any of the given choices
which means the pattern or the choices are off