1. Simplify the expression: [tex](2x^{2} y)x^{3}[/tex]
A. [tex]6x^{5} } y^{0}[/tex]
B. [tex]2x^{6} y^{3}[/tex]
C. [tex]6x^{5} y^{3}[/tex]
D. [tex]8x^{6} y^{3}[/tex]