The major product formed in the following reaction is: i) na/liquid nhs i) cahgbr cooh product cooh cooh (b) (a) cahg catte cooh cooh (d) cahs (c) cahe

option A Follow the below mechanism

Option A is the correct answer as COOH is the electron withdrawing group and so in the birch reduction step negative charge will reside in the carbon attached to -COOH group. Hence...

Option A is major product. check this mechanism