Paige and Jeff have a young daughter with type 1 diabetes, and they are considering opening a Registered Disability Savings Plan for her. Both Paige and Jeff are engineers and they have a combined family income of $250,000. They want to contribute the maximum amount they can to take advantage of the full grant they are eligible for. What amount should they contribute to the RDSP?

1. They should contribute $1,000 per year and they will receive $1,000 in grant money.
2. They should contribute $2,500 per year and they will receive $500 in grant money.
3. They should contribute $1,000 per year and they will receive $2,000 in grant money.
4. They should contribute $500 per year and they will receive $1,500 in grant money.