Determine the domain and range of the relation. State whether the relation is a function or not a function. 
A. domain: { 11, 12}
range: {-6,-3, 3, 6}
function
B. domain: {-6,-3, 3, 6}
range: { 11, 12}
not a function
C. domain: { 11, 12}
range: {-6,-3, 3, 6}
not a function
D. domain: {-6,-3, 3, 6}
range: { 11, 12}
function
Answer: D
Mathematics
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