Choose the letter A, B, C or D to complete the sentences    

Question:The new supermarket lacks a lot of essential goods. It’s ___________.

A. inconvenient

B. fantastic

C. terrible

D. peaceful

\(x^2-4x+3>0\)

\(\Rightarrow\left(x-2\right)^2-1>0\)

\(\Rightarrow\left(x-2\right)^2>1\)

\(\Rightarrow\left[{}\begin{matrix}x-2>1\\x-2< -1\end{matrix}\right.\)

\(\Rightarrow\left[{}\begin{matrix}x>3\\x< 1\end{matrix}\right.\)

Vậy x > 3 hoặc x < 1.