11.   Gans said the voting drop was caused by two main factors.

12.   He said a problem with a spring adjuster or roof damage, or even tire wear, could have caused the drop in height.

13.   His remarks caused a drop in American stock and bond markets as investors concluded that a further increase was even more likely than many had thought.

14.   Indoor life presents other stresses that can cause flower drop.

15.   It is not clear what caused the drop.

16.   King said intense media coverage of the spill had caused a drop in sales.

17.   Lower prices caused the drop in profit, SCA said.

18.   Moreover, economic growth may already be slowing because a stronger dollar is causing a drop in U.S. exports, some analysts contend.

19.   One would expect a jump like that to raise concern about a growing economy and cause a drop in bond prices.

20.   Scientists cannot be sure that a drop was caused by therapy alone.