Answer: Third option.
Please, see the detailed solution in the attache file.
Thanks
Assuminhg the ark has a shoe-box (cuboid) shape it´s volume would be:

We have this three measurements (
) and it can be as simple as replacing them in the equation and solving but they are in all in
. We will convert them to
because the problem requires the answer in
. In order to do this we will use the given equivalences:

and another one:

First we will convert from cubits to palms:

now from
to
:

now from
to
:

We can calculate the Volume now like this:

The volume of trhe ark would be 
Answer:
C
Step-by-step explanation:
Statement C of the following statements is true
C). Spin-locks can be used to prevent busy waiting in the implementation of semaphore.