A. isotherm
B. isobar
C. isohyet
D. isopach
Correct Answer:
Option D – isopach
Explanation
Isohyet is a line on a map that connects areas of equal rainfall
Isotherm is a line on a map of the earth surface that connect points having the same temperature at a given time or for a given period
Isobar is an imagining line or a line on a map that connects areas of equal atmosphere pressure.
Isopach is a line that connects points of equal thickness of a geographical stratum (many layers of a substance) formation