Once a cleaning schedule is established, it must never be changed.

True

False

answer:

noting will happen take it easy ..

explanation:

don't be too much serious or worried nothing will happen to you .

drink a glass of water and maybe . just keep on roaming for a while so that the water is absorbed easily and don't forget to drink plenty of water .okk don't worry you will be fine

d, i believe because of it's activity level

i don't think so because different teachers have different materials. tehy teach differently, unless you know for sure your teacher is the exact same as others. i would just contact ur teacher