Answer:
B
Explanation:
neither the rainforest or the savanna are cold, rainforests don't have plains at all, and savannas don't receive large amounts of rainfall. the only similarity is that they have a vast amount of species that call each one home.
C. wash your hands often. Historically, the Plague could have been reduced some if only people had washed their hands more often.
Puede ayudar a sus vecinos permitiéndoles tomar prestadas cosas, ayudándoles a llevar cosas y dándoles consejos
Answer:
b. demand characteristics.
Explanation:
Experimenters generally want subjects to be as naïve as possible concerning the experimental hypothesis to reduce confounding by demand characteristics.