Pls help its based on the fodder planning ​

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water

To confirm when to exclude children from school it’s recommended that you refer to guidelines from which of the following organizations