Domain Eukarya includes how many kingdoms (w.r.t. six kingdom system)?

Engler and Prantl published a phylogenetic system in the monograph:

The position of bacteria in the kingdom system of classification proposed by Linnaeus is

Each of the following characteristics represents a Kingdom proposed by Whittaker. Arrange the following in increasing order of complexity of body organization.
$A.$ Multicellular heterotrophs with cell wall made of chitin.
$B.$ Heterotrophs with tissue/organ/organ system level of body organization.
$C.$ Prokaryotes with cell wall made of polysaccharides and amino acids.
$D.$ Eukaryotic autotrophs with tissue/organ level of body organization.
$E.$ Eukaryotes with cellular body organization.

What is the correct sequence of Whittaker's five kingdoms?

Saprobiotic and parasitic modes of nutrition are found in