With respect to the allowance benefit, which of the following statements is correct? a. The spouse or common-law partner applying for the benefit must be between the ages of 60 and 64. b. The allowance benefit is available to the spouse or common-law partner of a pensioner who is receiving the OAS pension. C. The spouse or common-law partner applying for the benefit must be between the ages of 55 and 64. d. The allowance benefit was designed to reduce the financial burden that would result from the death of an OAS pensioner