One disadvantage of using parental reports to measure infant temperament would be that every child is essentially "perfect" in the eyes of their parent/guardian. They are not likely to see the flaws that others may be able to see due to the "rose colored glasses".
One advantage of using parental reports to measure infant temperament would be because they are around their children most often, for the most part. They know their child inside and out and can tell you if something is "off" or different about the child. They can give you an in-depth look about how their child's temperament is.
In many states, trailers with a GVWR of 1,500 pounds or more are obligatory to have brakes on all wheels. Most automobile manufacturers propose trailer brakes be used with even lighter weights. There are two basic kinds of brakes on trailers: surge brakes and electrically-activated brakes. Most trailers have surge brakes, which are triggered after the automobile’s brakes have slowed the trailer. Surge brakes are often wrecked by dunking, although newer models have flushing devices that offer some protection. Electric brakes, which are linked to the automobile’s brakes, are also susceptible to dunking.
Answer: D.
Explanation: It’s possibly D because the more people get hurt on the job, the less workers to help transport the cargo, and the trade.