Unrestricted submarine warfare is a type of naval warfare in which submarines sink vessels such as freighters and tankers without warning, as opposed to attacks per prize rules (also known as "cruiser rules").
The 1964 Civil Rights Act "ended unequal application of voterregistration requirements," since most of the other options listed were settled through the courts.
I think the answer would be (E)
The correct answer here is the third option.
After the Supreme Court ruling of 1886, in 1887 the Interstate Commerce Act of 1887 was enacted and it reduced the powers of individual state governments to regulate railroads as it introduced federal guidelines and rules that were there to regulate the railroads on a federal scale.
