The Customer Part table below shows the quantities in which customers have ordered parts. In the Customer Part table, which of the following are examples of redundant duplication of data values?...

The Customer Part table below shows the quantities in which customers have ordered parts.

In the Customer Part table, which of the following are examples of redundant duplication of data values? Explain briefly your reasoning.

(a) The two occurrences of the customer No value C4.

(b) The two occurrences of Carter in rows 1 and 2.

(c) The two occurrences of Carter in rows 1 and 3.

(d) The two occurrences of nut in rows 3 and 4.

(e) The two occurrences of 5 in rows 1 and 4.