According to many experts, how often should files be backed up?

Settlements where house are constructed in the along a road or drive and called villages

Scientific inquiry refers to the diverse ways in which scientists study the natural world and propose explanations based on the evidence they gather. select the best answer from the choices provided t f

Ireally, really need with this asap. i don't understand spanish prepositions and when they should be used. the questions are:fiesta con juan el fin de semana pasado. el parque está casa. es una lástima que haya tantos lago. el jefe quiere inmediatamente. the answers can be one of the following: en, con, de, a i will award !