The correct option is A.the statement is true.
STEP - BY - STEP EXPLANATION
What to find?
Decide if the given statement if tru or false.
Given:
{5, 6, 1} ⊂ {6, 1, 5}
Observe the above.
Given the set { 6, 1, 5}, since all the elements in {5, 6, 1} are also contained in {6, 1, 5}, then {5, 6, 1} is a subset of {6, 5, 1}.
Therefore, the statement is true.