Why did the united states invade iraq in 2003?
a.
the us had suspicions that iraq was hiding weapons of mass destruction.
b.
the us believed that iraq attacked america on september 11, 2001.
c.
the us tried to stop iraq’s invasion of kuwait.
d.
the us wanted to stop the war between iraq and iran.

The Correct Answer is A.

The US had suspicions that Iraq was hiding weapons of mass destruction.

Explanation:

The Bush administration claimed that Iraq had Weapon of mass destruction (WMD) and Saddam Hussein would use them to threaten the United States.

The Iraq had linked with a various terrorist organization which is working against the United States and responsible for the attack on Twin towers in the United States.

a

Explanation:

the answer is d.index

question - in 1827, john walker, a druggist in a small english town, tipped a splint with sulphur, chlorate of potash, and sulphid of antimony, and rubbed it on sandpaper, and it burst into flame. the druggist had discovered the first friction-chemical match, the kind we use to-day. it is called friction-chemical because it is made by mixing certain chemicals together and rubbing them. although walker's match did not require the bottle of acid, nevertheless it was not a good one. it could be lighted only by hard rubbing, and it sputtered and threw fire in all directions. in a few years, however, phosphorus was substituted on the tip for antimony, and the change worked wonders. the match could now be lighted with very little rubbing, and it was no longer necessary to have sandpaper upon which to rub it. it would ignite when rubbed on any dry surface, and there was no longer any sputtering. this was the phosphorus match, the match with which we are so familiar. according the paragraph what was the benefit of the new phosphorus match? it burst into flame when rubbed on sandpaper. it was made by mixing chemicals. it could be ignited on any dry surface. it threw fire in all directions.

answer - matches required natural chemicals