For home service calls, the ideal soldering tool is what?
a. soldering gun.
b. soldering iron.
c. gas torch.
d. alcohol torch.

Soldering Iron

Explanation:

For home service calls, where more likely it's only required to join two pieces of metal and thus less heat is required, a soldering iron should be sufficient. In industrial settings where more heat is required a soldering gun might be more efficient.

could you go a bit more in depth with you question? it's quite hard to understand. as soon as you do that i will be glad to : )

answer; (b) knowledge based summaries of our beliefs and feeling about the self in particular domains;