Why not answer D?
Started by @MichaelaJ · started 2023-08-15 00:52 · last activity 2023-08-17 15:10 · 1 reply
Hello-
Why wouldn't answer D work? In both passages, it explains that Barite is used in drilling mud (passage a) and that is it used in Oil-based mud (passage b). Sounds as though it is commonly used in drilling mud.