Sapropyhtic fungi get their food by

a) absorbing dead or decaying tissue from the host.

b) the host.

c) not harming the host, but not it.

d) harming the host.

A. absorbing dead or decaying tissue from the host.

A saprotroph is an organism that obtains its nutrients from non-living organic matter, usually dead and decaying plant or animal matter, by absorbing soluble organic compounds. These fungi decompose, or break down, dead plants and animals.

- hope this helps

i believe the answer is a or 1

b. lithosphere, asthenosphere, mesosphere   is the answer most likely