Which of the following differentiates a bacteriostatic drug from a bactericidal drug?

Bacteriostatics are narrow-spectrum drugs, and bactericidal drugs are broad-spectrum

Bacteriostatics work by inhibiting protein synthesis, and bactericidal drugs work by inhibiting nucleic acid synthesis

Bacteriostatic drugs actually kill bacteria, and bactericidal drugs inhibit bacterial growth

Bacteriostatic drugs inhibit bacterial growth, and bactericidal drugs actually kill bacteria