what will be various graphs on temperature variation profile?

Question

Temperature profiles for four cases are shown in the following figures and are labeled A,B,C and D.                                                                                                                                                                    (IES-98)

                                                                       

Match the below figure with

1. High conductivity fluid
2. Low conductivity fluid
3. Insulating body
4. Guard heater

Select the correct answer using the codes given below:

Codes:

            A         B         C         D

(a)        1          2          3          4

(b)        2          1          3          4

(c)        1          2          4          3

(d)       2          1          4          3