In 2020, a company delivers the products to customers. It will receive cash payments from customers in 2021. At the end of 2020, the company will __________ related to this transaction (enter 1, 2, 3, or 4 that represents the correct answer).

1. record a deferred tax asset

2. record a deferred tax liability

3. have a permanent difference

4. report no difference between financial income and taxable income for 2020.