Union
$$A \cup B =$$
{ adaptation, committee, complex overt response, ecology, guided response, hierarchy, matrix, mechanism, origination, perception, set }
Symmetric Difference
$$A \ominus B =$$
{ adaptation, committee, complex overt response, ecology, guided response, hierarchy, matrix, mechanism, origination, perception, set }
Difference
$$B - A =$$
{ adaptation, complex overt response, guided response, mechanism, origination, perception, set }
Cartesian Product
$$A \times B =$$
{ (committee, adaptation),
(committee, complex overt response),
(committee, guided response),
(committee, mechanism),
(committee, origination),
(committee, perception),
(committee, set),
(ecology, adaptation),
(ecology, complex overt response),
(ecology, guided response),
(ecology, mechanism),
(ecology, origination),
(ecology, perception),
(ecology, set),
(hierarchy, adaptation),
(hierarchy, complex overt response),
(hierarchy, guided response),
(hierarchy, mechanism),
(hierarchy, origination),
(hierarchy, perception),
(hierarchy, set),
(matrix, adaptation),
(matrix, complex overt response),
(matrix, guided response),
(matrix, mechanism),
(matrix, origination),
(matrix, perception),
(matrix, set) }
Bloom's taxonomy