C) There is a lot of concern over the use of mercury as a thermometric liquid as i, mercury has a uniform rate of expansion,ii. mercury has a high boiling point.iii. mercury is an opaque and shiny substance,iv. mercury is a poisonous substance.

C) There is a lot of concern over the use of mercury as a thermometric

1.	C) There is a lot of concern over the use of mercury as a thermometric liquid as i, mercury has a uniform rate of expansion,ii. mercury has a high boiling point.iii. mercury is an opaque and shiny substance,iv. mercury is a poisonous substance.
Answer» tion:There is a lot of CONCERN over the use of mercury as a THERMOMETRIC LIQUID as mercury is a poisonous substance.mark me as BRAINLIEST