Goblet cells, salivary glands, sweat glands, oil glands, liver, pancreas, and lacrimal glands are all structures of
the endocrine system.
the exocrine system.
the respiratory system.
the immune system.

Goblet cells, salivary glands, sweat glands, oil glands, liver, pancreas, and lacrimal glands are all structures of "the exocrine system." Exocrine system is where the glands are grouped. They secret products into their respective ducts. Unlike endocrine glands, it didn't secrete products directly to bloodstream.

The answer is organisational websites.

Dropping a dry bar of soap on the ground won’t clean it, by it will pick up germs from the ground so the soap would be dirty