Let f left-parenthesis x right-parenthesis equals 2 x squared plus x minus 3 and g left-parenthesis x right-parenthesis equals x minus 1. Perform the indicated operation, then find the domain. left-parenthesis f times g right-parenthesis left-parenthesis x right-parenthesis

A) 2 x cubed minus x squared minus 4 x plus 3; domain: all real numbers
B) 2 x cubed plus x squared minus 3 x; domain: all real numbers
C) 2 x cubed plus x squared plus 4 x minus 3; domain: negative real numbers
D) 2 x squared plus x minus 3 x plus 3; domain: positive real numbers