Which of the Following Transactions Are Not Related Party Transactions

Which of the following transactions are not related party transactions for an entity?
$\begin{array}{|l|l|l|l|}\hline \text { I. } & \begin{array}{l}\text { An employee purchased the entity's } \\\text { products on normal trading terms. }\end{array} & \text { III. } & \begin{array}{l}\text { A subsidiary of the entity supplied } \\\text { raw materials to the entity. }\end{array} \\\hline \text { II. } & \begin{array}{l}\text { The entity made an agreement with a } \\\text { trade union about increase in } \\\text { employee's wages. }\end{array} & \text { IV. } & \begin{array}{l}\text { The entity lent money to one of its } \\\text { directors. }\end{array} \\\hline\end{array}$

A) I and II only;
B) I and III only;
C) II and IV only;
D) III and IV only.