Sasha decides to examine the public records of crime rates to determine whether perpetrators committed property crimes at an earlier age in the 1940s than in the 1970s. Sasha's research would be categorized as research. Group of answer choices

exempt

Explanation:

Exempt research refers to the projects which fulfill certain federal requirements and fall under one of the Exempt research categories mentioned below.  There are total of six categories and as per the question, the most relevant is the Surveys, educational tests, interviews,  public observations. Shasha's evaluation of public records falls under this category.

Projects which do not meet the study standards for human subjects are exempt from the evaluation by the Institutional Review Board.  

on these days , humidity is very f.) high

giant impact theory - the moon was formed from the collision between earth and another mars-sized body.

colliding planetesimals hypothesis - the moon was formed from the same cloud of material as earth.

capture hypothesis - the moon was locked into orbit by earths gravity as it was passing by it.

accretion hypothesis - the moon was formed from collisions and combining of planetesimals.

i think this is right, if not and you know better let me know.