While specialization allows firms to produce many goods and services at lower production and transaction costs than individuals can, most households still produce some goods and services for themselves. Which of the following provides a reason for this? 1.The production of some goods and services doesn't require special skills or resources. 2.Households can minimize spillover benefits by producing some goods and services for themselves. 3.Technological advances such as computers, crock pots, and bread makers have increased households' efficiency in producing many goods and services 4.Household production is more costly in terms of taxation.