Which of these characteristics did early people control in order for agriculture to expand?

A Access to clay

B Access to water

C Good weather

D Better seeds

Better seeds is the characteristics that early people control in order for agriculture to expand.

Option: (D)

Explanation:

For the agriculture to expand the major thing is the seeds. Only when the seeds are good, the product appears to be good. So, by improving the access to water, clay or any other aspects the agriculture won't expand unless the seed is good for the production. This method of applying the better seeds for good agricultural product was used by early people rather than seeking for good access to water and clay.