Sarah and Tony both investigated the properties of different minerals. Take a look at the table with their observations. What was the difference in the two sets of observations? (2 points)

Sarah's Observations Tony's Observations
The mineral was hard. The mineral rubbed off on the finger.
The mineral had cleavage. The mineral did not have cleavage.
The mineral was black. The mineral was black.
The mineral was metallic. The mineral was metallic.
a
Sarah observed that the mineral was black and non-metallic.

b
Sarah observed that the mineral was hard and had cleavage.

c
Tony observed that the mineral was black and did not have cleavage.

d
Tony observed that the mineral was metallic and did not have cleavage.