They would trade grains oils and textiles for timber wind and metals and stones
<span>The question says.' a child development associate certificate is initially valid for 3 years. After that it needs to be renewed every............. The correct option is D. The certificate expire after every three years and thus has to be renewed every three years, according to the latest government directive.</span>
The United States has a mixed economy, A mixed economic system protects private property and allows a level of economic freedom in the use of capital, but also allows for governments to intervene in economic activities in order to achieve social aims and for the public good.
