Clarice presses the ctrl and s keys on her keyboard to save a document .a file then created on hher computer's hard drive. clarice's action is most analogous to the memory activity of:

Central Processing Unit

Explanation:

There are two types of data storages a) primary and b) secondary. The CPU however interacts with the primary storage or the main memory. Memory is not a part of CPU, it just processes it out  

Like a hard drive store data even after you erase it like wise secondary memory hold the permanent data. Even if the file is deleted from the system/ folder it can be recovered from the hard drive or secondary memory linked to CPU

the level of progesterone is low at the pre-ovulatory phase of the cycle but it gradually increases and the levels are high at the luteal phase. if pregnancy occurs, the level of progesterone will be high throughout the pregnancy.

if egg is fertilized and the mother gets pregnant, progesterone starts preparing the uterus for the implantation. it starts building up the lining of uterus and make it hostile of the period of pregnancy.