answer both parts please!!

Devise the most efficient synthesis for the carboxylic aod beiow using a starting material and reagents from the tables, tive your route by specilying the number of the starting material followed by the letters of the reagents you would use beginning with the first step. The ahswer 4 fh means treat t-butancl(4) with conc. HCi(h) then treat the prodoct with KOH in alcohal(h). Startina matiaulial Reagents * Muide neser 6. Hiacenitine ex Lak The most, ficient iynthefic route is Devise the most eficient synthesis foc the carboxylic acid below using a starting material and reagents from the tables. Give your route by specifying the number of the starting material followed by the letters of the resgents you would use beginning with the first step. The answer 4 th means treat poutano(4) with conc. HCi(n) then treat the product with KOH in alcoboli(h) Starting materials