Which of the following statements is true? a. most addicts can undergo short-term treatments for recovery. b. no matter the drug, an addict can always control their behavior towards the drug. c. addicts can always control their urges for drugs. d. addiction treatment must include maintaining a lifestyle without drugs and becoming a productive member of society. reset selection

In 2009, a flu pandemic was believed to have originated when viral transmission occurred from pig to human, thereby earning the designation, "swine flu." although pigs are thought to have been the breeding ground for the 2009 virus, sequences from bird, pig, and human viruses were all found within this newly identified virus. what is the most likely explanation of why this virus contained sequences from bird, pig, and human viruses? a) the virus was descended from a common ancestor of bird, pig, and human flu viruses.b) the infected individuals happened to be infected with all three virus types.c) related viruses can undergo genetic recombination if the rna genomes mix and match during viral assembly.d) the human was likely infected with various bacterial strains that contained all three rna viruses.