There are five transactions (T1 to T5) as shown below. The support threshold is 1 transaction and confidence threshold is 67%. One of the frequent 3-itemsets is identified as {P, Q, R}. Which valid association rule, this 3-itemset will provide?
T1: P, Q, R, S
T2: Q, R, S
T3: R, S
T4: P, R
T5: P, Q
Group of answer choices
{P, Q} -> R
None
{Q, R} -> P
{P, R} -> Q