Tính \(\int {{3^{2018x}}dx} \)

A. \(\int {{3^{2018x}}dx}  = \dfrac{{{3^{2018x}}}}{{\ln 3}} + C\) 

B. \(\int {{3^{2018x}}dx}  = \dfrac{{{3^{2018x}}}}{{\ln 2018}} + C\) 

C. \(\int {{3^{2018x}}dx}  = \dfrac{{{3^{2018x}}}}{{2018\ln 3}} + C\) 

D. \(\int {{3^{2018x}}dx}  = \dfrac{{{3^{2018x}}}}{{2019}} + C\)