What type of insects invade a decaying body

In which situations is the principle of cross-cutting relationship useful in determining relative age?

Your two friends just told you what to order for them at the drive through fast food restaurant. you give the order but when the food comes about 10 minutes later, you don't remember what each of your friends ordered your memory of the order was in __ memory. a. semantic b. flashbulb c. long-term d. short-term i think i know but i'm not really sure

Which factor that affects biodiversity?