What are the three elements of morality

When asking a question people often change their at the end

Plagiarism—illegally using other people's ideas—can be avoided by a. adding a bibliography. b. proper documentation. c. taking good notes. d. using online sources only.

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 !