For each of the following independent items, indicate when revenue should be recognized. 1. Growing, harvesting, and marketing of Christmas trees; the production cycle is ten years. 2. Building houses in a subdivision, when the project will take two years to complete and each house must be individually sold by the contractor. The contractor owns each house until title is transferred to the new owner. 3. Building houses in a subdivision, when the project will take two years to complete and the contractor is building the houses under a contract from the local government. The local government owns the land and the homes as they are constructed. 4. Selling undeveloped lots for future retirement homes in a western province, with very low down payment and long-term payment contracts