Find the Probability of One Event or a Second Event $\frac { 5 } { 7 }$

Multiple Choice

Find the Probability of One Event or a Second Event Occurring
-One digit from the number 5,969,339 is written on each of seven cards. What is the probability of drawing a card that shows 5, 9, or 6?

A) $\frac { 5 } { 7 }$
B) $\frac { 3 } { 7 }$
C) $\frac { 4 } { 7 }$
D) $\frac { 2 } { 7 }$