Which statement is true regarding following reactions trans-2-Butene \( \stackrel{ HCO _{3} H }{\longrightarrow} A \) cis \( -2- \) Butene \( \stackrel{ HCO _{3} H }{\longrightarrow} B \)
(1) Compounds \( A \) and \( B \) are formed by s y \( n \) addition and they are racemic mixture and meso respectively
(2) Compounds \( A \) and \( B \) are formed by anti addition and are racemic mixture and meso respectively
(3) Compounds \( A \) and \( B \) are formed by anti addition and are meso and racemic mixture respectively
(4) Compounds \( A \) and \( B \) are formed by s y \( n \) addition and are meso and racemic mixture respectively
