What is the name of the line segment is the diagram below


t u

< ->
a. tu

< ->
b. ut


c. tu

-->
d. tu

pakistan's principal natural resources are arable land and water. about 25% of pakistan's agriculture accounts for about 21% [1] of gdp and employs about 43% of the labour force. in pakistan, the most agricultural province is punjab where wheat and cotton are the most grown.