This question has options. Answer the question about text:

Turn is irrelevant , but I bet , he calls . River , a 7 baby ! I bet 10 , he makes it 20 , I make it 30 , and then he makes it 40 , I opted to just call in case he had a bigger full house than me .

What type of game is the narrator playing ?
Options:
A). They 're playing river rafting .
B). They 're playing street basketball to 20 .
C). They 're playing basketball .
D). They 're playing poker .
D).