How many bytes does the following code read from the file test.bin which has $1000$ bytes?

fid $=$ fopen$(\text{'}$test$.$bin',$\text{'}$r$\text{'})$;

x $=$ fread$($fid$,10,$'float$64\text{'})$;

fclose$($fid$)$;

Question $13$ options:

A$)$

$64$

B$)$

$80$

C$)$

$10$

D$)$

$640$