You didn't really provide any options here but we can safely say that Alexander's army (if you're talking about the army of Alexander the Great) was alert because they were trespassing in foreign terain where they could be attacked at any time.
Basically it’s mostly because of the rain , the amount of rain that all the plants get is a lot
Yes, the Second Industrial Revolution did differ from the first<span> in some important ways. ... The </span>Second Industrial Revolution<span> was about electricity and chemicals and petroleum and all the things that can be made and consumed using these. The</span>First<span> was about textiles and coal and iron. A worldwide economy.</span>
A) "Was originally in favor of slavery, but now is that party that is viewed as championing rights of minorities." In fact, they were in favor of slavery, and nowadays they look after minority groups such as immigrants, women, African Americans, etc.
C) "Had the only presidential candidate that was elected for three consecutive terms.". Franklin Delano Roosevelt was elected President for three consecutive terms.
D) "Held control of the Senate for over 30 years." The Democratic party has controlled the Congress and the White House for over 30 years in the past 100 years.
