What is determined by the census that is taken every ten years? a the date for national elections b the number of house seats per state

I think it is The number of house seats per state.

you can always google it.

Explanation:

The correct answer to the question: What is determined by the census that is taken every ten years, would be, B: The number of House seats per state.

Explanation:

According to the U.S Constitution it is stipulated that the House of Representatives´ seats will be apportioned between the states depending on the number of people that has been counted within each state as per a census that is carried out every 10 years. After the results of the Census, the seats in the House of Representatives will then be distributed to each state depending on the people that have been censed. This was adopted as a means to ensure adequate representation in the Legislative branch of each of the states of the Union and to prevent disbalances.