ITS B because the temp changes so it becomes cold
Tides would most likely be all over the place and unstable, and their wouldn't really be a full moon.
A. collapsing dust clouds
The primary reason for low agricultural productivity in Africa is that Africa lacks infrastructure and uses technology sparingly.
<h3>What is agricultural productivity?</h3>
The ratio of agricultural outputs to inputs is used to calculate agricultural productivity. This productivity is defined to as crop yield, the variety of products makes measuring overall agricultural output difficult.
Therefore, the primary reason for Africa's low agricultural productivity is a lack of infrastructure and a conservative use of technology.
Learn more about the agricultural productivity, refer to:
brainly.com/question/2760047
#SPJ1
