An algorithm is shown in the pseudocode below.
1 instruments ← ['Spectrograph', 'Imager', 'Coronagraph']
2 primary ← 'Photometer'
3 secondary ← 'Polarimeter'
4 result ← SUBSTRING(5, 5, primary)
5 OUTPUT result
Note: SUBSTRING(start,length,string)\text{SUBSTRING}(\text{start}, \text{length}, \text{string})SUBSTRING(start,length,string) returns a substring of length length\text{length}length starting at the 0-based index start\text{start}start.
What is the output of line 5?
’meter’\text{'meter'}’meter’
’omete’\text{'omete'}’omete’
’photo’\text{'photo'}’photo’
’tometer’\text{'tometer'}’tometer’