3. Given the incomplete functions to the left and the function bodies to the right, write the letter of the function for which each body could be used with no errors). A body can work with 0, 1, or more function definitions. @ return x; let a = (x: number): number => { // ??? }; @ return true; @ return x * 2; return x { 1/ ??? }; let c = (x: boolean): number => { // ??? }; let d = (x: string): boolean => { 1/ ??? }; let e = (x: number): string => { // ??? }; let f = (x: number): boolean => { 1/ ??? }; let g = (x: string): string => { // ??? @ return 7 + x; @ return x && true; EO return 5; E return x + "2