It is a hot summer day. u are uncomfortably warm in ur 2nd floor bedroom, however, it is nice and cool down in the basement. this difference in temp occurs because of A: conduction
B:convection
C:insulation
explain ur answer

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.