Which of the following statements is true about the universe?

Debra has to give medicine to look at every morning for the next 14 days how many weeks is this

Disinfection of impression materials is usually accomplished by a. sterilization with high heat. b. spray or immersion in a chemical disinfectant. c. sterilization with steam under pressure. d. allowing the impression to sit 24 hours in water until all the organisms die.

Could someone me with number one you