It allocates immediately only half of what is asked, and the other half later on

It allocates none of the memory asked for

It allocates memory when it is really used by the process

It allocates immediately all memory asked for

it allocates more than the amount of memory asked

It allocates the amount of memory depending on what other existing processes have been allocated

It allocates the amount of memory depending on what other existing processes have asked

It allocates the amount of memory depending on what other existing processes have used