The only incorrect answer is definitely the last one. In contast\ comparison sentences we never highlight difference like this. Even if he used commas, thw word ''however'' would be irrelevant. It's D Reese likes watching television specials on insects—however—Laney like
        
                    
             
        
        
        
D. A giant bug because he neither makes the sound of a rat or a bird and cannot fit through doorways so he can’t be a small ant either