1.Anumberoffactorsareaccountableforthissituation.
Anumberoffactorsmightcontributeto(leadto)(accountfor)thephenomenon(problem).
2.Theanswertothisprobleminvolvesmanyfactors.
3.Thephenomenonmainlystemsfromthefactthat...
4.Thefactorsthatcontributetothissituationinclude...
5.Thechangein...largelyresultsfromthefactthat...
6.Wemayblame...,buttherealcausesare...
7.Partoftheexplanationsforitisthat...
8.Oneofthemostcommonfactors(causes)isthat...
9.Anothercontributingfactor(cause)is...
10.Perhapstheprimaryfactoristhat…
11.Butthefundamentalcauseisthat...