This is iready diagnostic pls help me

Everyone enjoyed listening to Rick tell clever stories. He had a special way of making people feel happy when they were sad. He could tell the right joke at just the right time. There was no doubt about it: Rick had a keen sense of humor.

Which is the BEST meaning of the word keen in the sentence ?
(1) Patient
(2) kind
(3) popular
(4) strong

after the signature of the treaty of versailles in june 1919, germany lost nearly 25,000 square miles and a population of 7 million people. these territories included eupen-malmedy area and moresnet which were ceded to belgium. regarding relations with france, germany ceded the sovereignty of the saar coal mines to this country, as well as the provinces of alsace-lorraine.

explanation:

there is no short story here so that i can answer the question.