Which physical property of metals is correctly matched with its use A brittle-to make railway lines
B heavy -to make aeroplane bodies
C malleable-make roofing sheets
D sonorous-to make pots

answer; /// i believe the correct answer is (b) disposition

c

explanation: because you need to reduce the pollution on land,the exhaust fumes will stop,and stop it in water,the oil that is in the oceanharms the fish   sorry if you   have been waiting long  

answer; silence;

answer; /// you data to develop general ideas or theories;