ArriveCan - What option to select for Visitors?

[NiSn]

I am a PR in Canada. My parents are coming from India on a Visitor Visa to Toronto. In ArriveCan App what should they fill in for purpose of travel
1) Discretionery/optional
2) Reunification of family?

 

[steaky]

I am a PR in Canada. My parents are coming from India on a Visitor Visa to Toronto. In ArriveCan App what should they fill in for purpose of travel
1) Discretionery/optional
2) Reunification of family?

I would put the first.