Science and Technology · Defense Technology

With reference to the Naval Anti-ship Missile–Short Range (NASM-SR), consider the following statements: I. It is an air-launched missile system intended primarily for deployment from naval helicopter platforms. II. A sea-skimming flight profile helps anti-ship missiles reduce the probability of radar detection during terminal approach. III. The 'lock-on-after-launch' capability enables a missile to acquire or update its target after being launched. IV. Solid-fuel propulsion systems used in tactical missiles necessarily require atmospheric oxygen for combustion during flight. How many of the statements given above are correct?