Bring is related to Join. Join is a synonym of Combine. 
Opt is a synonym of Choose. Choose is related to Determine. Determine is a synonym of Learn. Learn is related to Gain. 
Bring <--RelatedTo--> Join <--Synonym--> Combine 
Opt <--Synonym--> Choose <--RelatedTo--> Determine <--Synonym--> Learn <--RelatedTo--> Gain 