An individual works at Bombardier where there are a number of employee benefit plans. He wants to know his RRSP contribution limit for a given year. In order to calculate how much he can contribute to his RRSP$,$ it is necessary to$...$

Question $9$ options:

do nothing. RRSP contribution limits are NOT affected by pension contributions or deferred profit sharing plan contributions.

add his pension plan contributions and deferred profit sharing plan contributions to his RRSP limit$.$

deduct his pension plan contributions and deferred profit sharing plan contributions from his RRSP limit$.$

add only his pension plan contributions to his RRSP limit$.$