B problem solver this is correct answer in my opinion
Interdisciplinary communication is basically just when multiple academic subjects/field of studies get combined for a lesson.
Its the same thing haha there are two types indica and sativa. Indica makes you tired and want to sleep while on the other hand sativa relaxes your body.
C.) ask that the people in the area separate hazardous waste from biodegradable waste
Explanation: Not doing so can cause harm to the air and environment