Question 1 of 10

The figure below shows a trapezium. Which one of the following options is correct?

Question Image of The figure below shows a trapezium. Which one of the following options is correct?  .
A
$\angle$a = $\angle$c
B
$\angle$a = $\angle$b
C
$\angle$a + $\angle$b = $\angle$c + $\angle$d
D
$\angle$a +$\angle$d = $\angle$c + $\angle$b
E
None of the above