A deck of cards contains red cards numbered
1
,
2
,
3
,
4
,
5
,
6
and blue cards numbered
1
,
2
,
3
. Let
R
be the event of drawing a red card,
B
be the event of drawing a blue card,
E
be the event of drawing an even-numbered card, and
O
be the event of drawing an odd card.

Drawing the blue
3
is an example of which of the following events? Select all correct answers.