Cho phép tính: 34 215 × 2. Trong các cánh sau, cách đặt tính nào đúng?

A. \[\begin{array}{l} \times \begin{array}{*{20}{c}}{34\,\,215}\\{\underline {\,2\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} }\end{array}\\..............\end{array}\]

B. \[\begin{array}{l} \times \begin{array}{*{20}{c}}{34\,\,215}\\{\underline {\,\,\,\,2\,\,\,\,\,\,\,\,\,\,\,\,} }\end{array}\\..............\end{array}\]

C. \[\begin{array}{l} \times \begin{array}{*{20}{c}}{34\,\,215}\\{\underline {\,\,\,\,\,\,\,\,\,2\,\,\,\,\,\,\,} }\end{array}\\..............\end{array}\]

D. \[\begin{array}{l} \times \begin{array}{*{20}{c}}{34\,\,215}\\{\underline {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,2} }\end{array}\\..............\end{array}\]