1. $2x^4-5x^3+6x^2-5x+2$

• A. ${\left(x-1\right)}^2\left(2x^2-x+2\right)$
• B. ${\left(x-1\right)}^2\left(2x^2-x+2\right)$
• C. ${\left(x-1\right)}^2\left(2x^2-x+2\right)$
• D. ${\left(x-1\right)}^2\left(2x^2-x+2\right)$

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