How was a land bridge formed during the last ice age?

The bridge "rose" from the ocean as vast amounts of ocean water became tied up in the enormous glaciers of the last ice age. That exposed the broad continental shelves now covered by the Bering Strait and created the land bridge.

Explanation:

a land bridge is an isthmus or wider land connection between otherwise separate areas, over which animals and plants are able to cross and colonize new lands.

the answer is: c. c.it limited the president’s power to start wars.

the war powers resolution of 1973 requires the president to notify the congress whenever the president wanted to order a military operation to other countries within 48 hours. if after being reviewed the congress disagree with the proposal, that the president will be banned from ordering the operation.