What does “keeping up with the jones” mean

Keeping up with the Joneses is an idiom in many parts of the English-speaking world referring to the comparison to one's neighbor as a benchmark for social class or the accumulation of material goods. To fail to "keep up with the Joneses" is perceived as demonstrating socio-economic or cultural inferiority.

Explanation:

https://en.m.wikipedia.org/wiki/Keeping_up_with_the_Joneses

b. parliament was weaker than the monarchy.

c)an idealized view of nature. hope this