What is a feature of a meeting but not of a lecture? a. Attendees learn things
b. Planning is required
c. Attendees actively participate
d. A start and end time are required

C

Explanation:

in a meeting there should be constant talking back and forth but a lecture is just one person talking

we can solve this via the kinematic equation:

where the vertical velocity is zero and so:

since the height of the building is 29.3 meters then:

the ball was in motion for approximately 2.45 seconds