You use a flashlight to observe a mineral. What can you conclude if the mineral is waxy and dull? (2 points) a
The mineral is metallic.

b
The mineral is non-metallic.

c
The mineral has cleavage.

d
The mineral does not have cleavage.

c is the answer for this

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.