Preguntas sobre ejemplos de oraciones con, y la definición y uso de "Greater"

A: 2. Larger, bigger, more
More brain plasticity should result in a better ability to cope with the surrounding world.

Are you okay with the rest of the words in the sentence?

A: Boston and the area surrounding the city.

A: It's means to be either bigger or bigger (in a big quantity). For example: Cristiano Ronaldo is greater than Neymar. (= better)

A: I think it's Mainland China

A: University teaches people to have a greater independence

A: More/Fewer–1) If COUNTABLE (dogs, apartments, opportunities, agencies, people
More/Less–2) If COUNTABLE, but related to time, distance, or money OR if NOT-COUNTABLE (more water, the dress costs less that the cost)
Greater than/Less than–3) For BOTH COUNTABLE & NOT-COUNTABLE, if there is a comparison made between the LEVEL or DEGREE or NUMBER of something (8 is greater than 6; the water level of the river this year is greater than the last 3 years; I want to remodel this house by a much greater degree than my husband)

A:
This is a compound subject, meaning there is more than one subject. The subjects are: heat + pressure

However, this is NOT a sentence, because there is no verb; a sentence always has a verb.