Ralph came home quite drunk from a party on Saturday night. Luckily, he was given a ride home. He threw his apartment keys down somewhere and immediately fell asleep. He may not be able to find his keys again until he is once again drunk because of:memory.

Ralph came home quite drunk from a party on Saturday night. Luckily, he was given a ride home. He threw his apartment keys down somewhere and immediately fell asleep. He may not be able to find his keys again until he is once again drunk because of state dependant memory.

Explanation:

State-dependant memory : Memories in which info is more easily retrieved when one is in same physiological or emotional state as when the memory was originally encoded.

For example : feelings of happiness can bring back other happy memories or feelings of sadness bring forth other sad memories.

Hence in the above scenario, Ralph came home quite drunk from a party on Saturday night. Luckily, he was given a ride home. He threw his apartment keys down somewhere and immediately fell asleep. He may not be able to find his keys again until he is once again drunk because of state dependant memory.

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.

the answer to your question is,

old stone age.

-mabel < 3