303 When troubleshooting an electronic circuit, a cold solder joint can be located with the aid of an ohmmeter. Once the problem has been located, you should __________.

A. reheat the circuit in an oven to an even temperature and recheck with an ohmmeter
B. reheat the connection with a match and recheck with an ohmmeter
C. reheat connection with a soldering tool and recheck with an ohmmeter
D. do nothing as this is the normal condition