In the figure given below, p, q, r are parallel lines; I and

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97

M: +1.00/-0.33

In the figure given below, p, q, r are parallel lines; I and m are two transversals.
see image
1) AB : AC = DE : DF
2) AB × EF = BC × DE
Which of the above is/are correct?

[CDS-I 2018 Elementary Maths(PYSP)]

A 1 only

B 2 only

C Both 1 and 2

D Neither 1 nor 2