Hydro Flask makes sustainable and refillable metal water bottles. The company's target audience consists of health$-$conscious millennials and Gen Z'ers who enjoy outdoor activities and follow eco$-$friendly lifestyles. Which advertising channel would be most effective for targeting your audience with precision and flexibility?

Group of answer choices

a$.$ A television ad aired during a prime$-$time slot on a lifestyle channel known for its eco$-$friendly content.

b$.$ A billboard ad strategically placed near popular hiking trails and yoga studios.

c$.$ A series of sponsored posts on Instagram and Facebook, targeting users interested in wellness and outdoor activities.

d$.$ A radio commercial aired during peak commuting hours on a popular local station.