I didn't know how to phrase this but pls help ;--;/ Use the tables to answer the question. Mineral Mohs Hardness
calcite 3
feldspar 6
halite 2.5
talc 1
Item Mohs Hardness
fingernail 2.5
penny 3
glass slide 5.5
streak plate 6.5
Luiz has an unknown mineral. He suspects he has feldspar. If he is correct, which of the items listed will be able to scratch the mineral’s surface?

A.
a penny

B.
a glass slide

C.
a streak plate

D.
his fingernail