Study specimens I (WHEELBARROW), J (FILE), K (PALM OIL) and L (COTTON LINT) carefully and answer the following questions.

(a) (i) Give two uses each of specimens I and J
(ii) State two general ways of maintaining specimens I and J

(b) (i) Give the botanical names of the crops from which, each of specimens K and L were obtained
(ii) Outline the steps involved in the traditional method of producing specimen K