What is the size of Node A?

(a) 1

(b) 2

(c) 3

(d) 4

My question is taken from Ternary Tree topic in section Trees of Data Structures & Algorithms I

I have been asked this question during an interview for a job.

What is the size of Node A?

(a) 1

(b) 2

(c) 3

(d) 4

My question is taken from Ternary Tree topic in section Trees of Data Structures & Algorithms I

I have been asked this question during an interview for a job.