If the learners learn about the example of noun before the definition of noun, then the teacher has followed:

Four pairs consisting of a maxim of teaching with a relevant example have been given below.

Mark the option that does not have a correct maxim -example combination out of the given options.

Sequence the following tasks as they are taken up while developing the concept 'measurement':

I. Learners use standard units to measure length.

II. Learners use non-standard units to measure length.

III. Learners verify objects using simple observation.

IV. Learners understand the relationship between metric units.