$A = \lbrace 1,3,5 \rbrace, B = \lbrace 2,3 \rbrace$

Check ALL elements of the following sets:
(a) $A \cap B$

A. 3
B. 1
C. 5
D. 2
E. 4

(b) $A \cup B$

A. 2
B. 5
C. 1
D. 3
E. 4

(c) $A - B$

A. 3
B. 4
C. 1
D. 2
E. 5

(d) The Symmetric difference of A and B, denoted by $A \oplus B$, is the set containing those elements in either A or B, but NOT in both.
Check all elements below that are in $A \oplus B$.

A. 2
B. 5
C. 1
D. 3
E. 4