Group 1 analyse, verb consider in detail and subject to an analysis in order to discover essential features or meaning break down into components or essential features make a mathematical, chemical, or grammatical analysis of

psychology, noun
the science of mental life

pursue, verb
carry out or participate in an activity; be involved in
follow in or as if in pursuit
The police car pursued the suspected attacker
go in search of or hunt for
carry further or advance
Can you act on this matter soon?

ratio, noun
the relative magnitudes of two quantities (usually expressed as a quotient)
the relation between things (or parts of things) with respect to their comparative quantity, magnitude, or degree

reject, verb
refuse to accept or acknowledge
I reject the idea of starting a war
refuse to accept
deem wrong or inappropriate
reject with contempt
She spurned his advances
resist immunologically the introduction of some foreign tissue or organ