Which of the following assets would be included in Martin’s gross estate?

  1. Life insurance on Martin’s life purchased one year before he died by the trustee of Martin’s irrevocable life insurance trust.
  2. Life insurance on Martin’s life purchased by Martin’s wife two years before he died.
  3. Life insurance on Martin’s life purchased three years before he died by the company Martin owned.
  4. Life insurance on Martin’s wife’s life purchased by Martin four years before he died.