Can Comprehend Languages understand Thieves’ cant?

Does Dissonant Whispers provoke an opportunity attack?

Does ‘incendiary cloud’ move directly away from you?

Are Wizards supposed to be able to take Earthquake?

I dunno who i should ask about this, but are Wizards supposed to be able to take Earthquake?

What if you want to protect a buddy with “help” action in melee, interposing between attacker and target?

Can Booming Blade and Green-Flame Blade used with a whip?