mona4dhot promo yang mona4d tawarkan : 🔥 bonus new member 100% 🔥 asuransi kekalahan 100% 🔥 freespin pragmatic 20% 🔥 freespin pgsoft 30% 🔥 winstreak mixparlay 10jt 🔥An additive monad is a monad endowed with an additional closed, associative, binary operator mplus and an identity element under mplus, called mzero. The Maybe monad can be