Me explique oque é subordinada substantiva predicativa? pfvr me ajude, não faça de qualquer jeito

Who became a national hero when she refused to give up her bus seat to a white passenger in montgomery, alabama? a) rosa parks b) medger evers c) coretta scott king d) martin luther king jr.

Read the scenario. samira is a freshman basketball player who hopes to go to college on a basketball scholarship. she is offered the chance to play on her school’s varsity basketball team, which plays in tournaments during holiday breaks. samira usually spends her breaks working at the local hardware store. after careful consideration, samira decides to stay on the freshman basketball team and keep working over breaks.the fact that samira may miss out on a scholarship opportunity by staying on the freshman team illustrates-a cause.-minor consequences.-a trade off.-unexpected risk.

1. describe the concept of the unitary executive. discuss whether this concept is practical.