Why did opec increase oil prices in 1973?
o
a. to add to nixon's power as president
o
b. to pressure the united states not to support israel
o
c. to protest the u. s. fighting in vietnam
o
d. to the u. s. economy

The right answer is  B. To pressure the United States not to support Israel.

Explanation:

It was an act of retaliation by Arab countries for Washington´s decision to re-supply the Israeli forces during the Arab-Israeli War of 1973 and to gain leverage in post-war negotiations.

the answer to fill in the blank in this question would be the word resource, it is defined as the money, material or people (since human resource is a very valuable good) that a company or a person has at disposition (meaning they can use the resource as they see fit), to be able to complete a task or achieve a goal.  

answer; ///(1) blank; henry clay; (2) blank; secretary of state; (c)is your answer; ///good luck