Consider the following statements in respect of four-bar mechanisms:

1). It is possible to have the length of one link greater than the sum of lengths of the other three links 2). If the sum of the lengths of the shortest and the longest links is less than that the sum of lengths of the other two, it is known as Grashoff's linkage 3). It is possible to have the sum of the lengths of the shortest and the longest links greater than that of the remaining two links Which of these statements is/are correct?

(a) 1,2 and 3

(b) 2 and 3

(c) 2 only

(d) 3 only.