I. Submarines and mines were an inexpensive and better way to engage battleships II. Convoys proved to be the most effective defense against submarines

III. The British navy dominated the world’s oceans through its use of submarine warfare

IV. Great sea battles between surface ships were rare during the war

Which statements are TRUE about warfare at sea in World War I?

a

I, II, and IV

b

I and III only

c

III and IV

d

I, II, and III

Between 1870 and 1916, approximately how many immigrants came to the united states? 10 million 25 million 75 million 125 million

Select the five weaknesses of the articles of confederation. congress could not declare war or establish an army. congress could not levy taxes. congress could not control trade. not all the states were represented in congress. no national court system. no executive to enforce the laws. congress could not negotiate with foreign governments. the national government could not borrow money. nine of the states had to agree to pass a law.

Describe the differences of 89 and x is 47