Answer:
The addition of oars and sails gave Viking boats an advantage over all other watercraft of their day in speed, shallow draft, weight, capacity, maneuverability, and seaworthiness. Viking boats were designed to be dragged across long portages as well as to withstand fierce ocean storms.
Explanation:
The total amount of a product available in a market at a given price is called the supply.
There are a lot of factors that affect supply such as the price of the product, price of similar goods in the market, price of inputs, and the number of suppliers.
Answer:
B
Explanation:
This is when the massive immigration influx from the 1880s-1930s started.