while specializations allows many goods and services at lower production and transaction costs than individuals can, most households still produce…

while specializations allows many goods and services at lower production and transaction costs than individuals can, most households still produce goods and services for themselves. which of the following apply to this? check all that apply.
a. households can minimize external benefits by producing goods and services for themselves
b. household production provides a way to avoid taxes
c.the productions of some goods and services require special skills or services
d. technological advances such as computers, crock pots and bread makers have increased households efficiency in producing many goods and services