Question

Which of the following is an open sentence?

• A. A trapezoid is four - sided polygon
• B. Albany is a city in New York State
• C. It was blue with white stripes
• D. $5\left(20\right)+3=113$

Answer 1

Answer: (C)

It was blue with white stripes

An open statement is a mathematical statement that can be either true or false depending on what values are used.

• $A$ is always TRUE.
  
• $B$ is always TRUE.
• $C$ can be TRUE or FALSE.
• $D$ is always FALSE.