An design manager has 10patterns of chairs & 10patterns of tables. In how many ways can he make a pair of table & chair?	Choose the correct choice from the following
A) 20
B) 40
C) 80
D) 90
E) 100
He has has ten patterns of chairs and eight patterns of tables   Hence, A chair can be arranged in 10 ways and   A table can be arranged in 10 ways   Hence one chair and one table can be arranged in 10 x 10 ways = 100 ways   100
<result>E</result>
An design manager has 10patterns of chairs & 10patterns of tables. In how many ways can he make a pair of table & chair?