Which thing we can't open but we can close it?

Answer fast​

These two elements threaten ecosystem biodiversity.

Now is the time for you to create ten original sentences using derivatives from this module. do not use the ones in the exercise above. make sure that your sentences include both a derivative from this module and the meaning of its latin root. put the derivative and the meaning of its latin root in all capital letters. type or copy your ten sentences below. (10.0 points) this is latin using theses premonition attain altimeter tentacles prohibiting verbose indoctrination visor mansion avocation

Question 13 in human relations which of these statements is false