Assess the true nature of the relationship between event A and event B without any other assumptions and based only on the information given below.
Event A: Saru went to the amusement park with his classmates yesterday.
Event B: Saru's school organized a picnic in the amusement park yesterday.
1
Event A is the effect and event B is its immediate and major cause.
2
Event B is the effect and event A is its immediate and major cause.
3
Event A is an effect but event B is not its immediate and major cause.
4
Event B is an effect but event A is not its immediate and major cause.