According to the fluid-mosaic model,what does the structure of the cell membrane consist of?

Which of the following is $NOT$ associated with peripheral proteins?

The cell membrane is a . . . . . . .

Select the correct statements regarding cell membrane in eukaryotic cell.
$A$. Membrane of human $RBCs$ has approximately $52\%$ protein.
$B$. Major phospholipids are arranged in a bilayer.
$C$. Extensions of the plasma membrane into the cell form mesosomes.
$D$. Tails towards the inner part of lipids are hydrophobic and thus protected from aqueous medium.
$E$. Glycocalyx is present on the outer surface of the plasma membrane.
Choose the correct answer from the options given below:

It acts as a molecular sieve,controlling the passage of large molecules.

Who proposed the fluid mosaic model?