The Plastic Arrow on a Spinner for a Child's Game

Multiple Choice

The plastic arrow on a spinner for a child's game stops rotating to point at one of four colours that will determine what happens next.Determine whether the following probability assignment is legitimate. Probability of ... $$\begin{array} { c | l | c | c } \text { Red } & \text { Yellow } & \text { Green } & \text { Blue } \\\hline 0.40 & 0.10 & - 0.90 & 1.40\end{array}$$

A) Legitimate
B) Not legitimate