Technician a says that using 100% coolant is better for freeze protection in an engine than a mixture with water. technician b says a cooling system should not have a mixture of more than 85% antifreeze to 15% water. who is correct?

Acloud service provider uses the internet to deliver a computing environment for developing, running, and managing software applications. which cloud service model does the provider offer? a. iaas b. caas c. maas d. paas e. saas

An english teacher would like to divide 8 boys and 10 girls into groups, each with the same combination of boys and girls and nobody left out. what is the greatest number of groups that can be formed?

On nba 2k 19, every time i try to join a my park game, it leads ro a website telling my dad that he needs ps plus. i already have ps plus though. how do i fix this?