Which sentence has an adjective clause?

mike rode his bike on mountain trails because he found them challenging.

gary donated to charity whenever he could.

liz, who could always make people laugh, was loved by the whole block.

ever since adam was a little boy, he had his father in the fields.

Read this excerpt from wheels of change by sue macy.that said, it's hard to grasp the full extent of the bicycle's impact on americans in the late 19th century—particularly female americans. imagine a population imprisoned by their very clothing; the stiff corsets, heavy skirts, and voluminous petticoats that made it difficult to take a deep breath, let alone exercise. add to that the laws and social conventions that cemented a man's place as head of the household and holder of the purse strings. how suffocated women must have felt. and how liberated they must have been as they pedaled their wheels toward new horizons.what is the central idea of the excerpt

The overwhelming majority of the peoples and nations of the world today want to live in peace

Andy bernard laughed at my joke, spitting out his water. complete thought incomplete thought