he went their by himself... and he saw 2 friends at the cafe...( G$ ?( Q2 }% f8 v8 ^: b7 c. D
and the question ask how many ppl are in the cafe l+ U1 J4 M+ W. a. t- Z
so there is at least 3.. cuz unless those 2 ppl 小明 saw were his imaginary friends..