A Child You Will Not Defend Himself When Being Bullied

A child you will not defend himself when being bullied by another child or a child who is not agressive in playing a sport .Are these signs of homosexuality? Another concern Is a seven year old boy who is very sensitive and seems to ask questions when he thinks or might notice that some boys are dressed in a girl's coat. Are these signs that he might be himself gay or desire to dress that way.