What is the most dominant landform in Pakistan?

What is the difference between emigrate and immigrate? ?

In the 1400s, portugal’s economy was based on a. industry b. exports c. finance d. trade

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed