C-01-Q109mediumsingle_mcqGiven A={x:2<x<5, x∈R}A = \{x : 2 < x < 5,\ x \in \mathbb{R}\}A={x:2<x<5, x∈R} and B={x:1<x<3, x∈R}B = \{x : 1 < x < 3,\ x \in \mathbb{R}\}B={x:1<x<3, x∈R}. Then A∩BA \cap BA∩B = ?a{x:2<x<3, x∈R}\{x : 2 < x < 3,\ x \in \mathbb{R}\}{x:2<x<3, x∈R}b