What letter represents a rift valley?

A

Question $2($Mandatory$)(1$ point$)$

What letter represents the Himalayan Mountains?

A

Question $3($Mandatory$)(1$ point$)$

What letter represents the location of the Bearing Land Bridge?

A

Question $4($Mandatory$)(1$ point$)$

Chaparral vegetation can be found at this letter?

$A$

Question $5($Mandatory$)(1$ point$)$

What letter is located in the Tiaga?