Read these Text 1 and Text 2 below:

Text 1:Children who have parents obese or grandparents are in greater danger of becoming obese than others.Text 2:Legs bowed at an early age can be a warning signal for obesity. (http://www.english-online.at/health_medicine/childhood-obesity/causes-and-risks-of-childhood-obesity.htm. Acesso em 10 FV.2014)

According to the Text 1 and Text 2 above, we can say that:

I – They have in common a central theme of childhood obesity.

II – In both texts 1 and 2 we have problems with word order.

III – Both texts 1 and 2 are correct, according to the Standard English.

IV – After prepositions the verb must not be written in the gerund form.

The CORRECT alternative is: