What effect does the value of a nation's currency have on the price of that nation's imports and exports?
O When a nation has a currency with a high value, the country's imports are less
expensive, and its exports are less expensive to foreign nations.
OWhen a nation has a currency with a high value, the country's imports are less
expensive, whereas its exports are more expensive to foreign nations.
OWhen a nation has a currency with a high value, the country's imports are more
expensive, and its exports are more expensive to foreign nations.
O When a nation has a currency with a high value, the country's imports are more
expensive, whereas its exports are less expensive to foreign nations.

A higher-valued currency makes a country's imports less expensive and its exports more expensive in foreign markets. A lower-valued currency makes a country's imports more expensive and its exports less expensive in foreign markets. A higher exchange rate can be expected to worsen a country's balance of trade, while a lower exchange rate can be expected to improve it.

Explanation:

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation:

d. dr. francis collins