Question

the downside to using the compression style pulling head is that it is ?.
a. large
b. more expensive than the other methods
c. sacrificial
d. time-consuming to set up

Explanation:

To determine the downside of the compression - style pulling head, we analyze each option:

• Option a: Just being large may not necessarily be a major downside in all relevant contexts, and there's no clear indication that size is the main drawback of this pulling head.
• Option b: There's no given information to suggest that the compression - style pulling head is more expensive than other methods.
• Option c: In the context of pulling heads, a "sacrificial" pulling head means that it is designed to be used up or damaged during the process, which is a significant downside as it needs to be replaced. This is a characteristic often associated with compression - style pulling heads.
• Option d: There's no information provided to support that it is time - consuming to set up.

Answer:

c. sacrificial