Write a program that subsets the loads and subsets the stock market data in target. csv. Load the the data from target. csv as target. Create a new data frame, tgt_march, by subsetting the last 19 days of the target data frame. Create a new data frame, tgt_vol, by subsetting the Date and Volume columns. Create a new data frame, tgt_close, by subsetting the Date and Close columns. Using the template from this link, create separate line charts for Volume and Close and upload the resulting output.

Choose the best explanation for the following statement communication is symbolic

1. which of the following statements are true about routers and routing on the internet. choose two answers. a. protocols ensure that a single path between two computers is established before sending packets over it. b. routers are hierarchical and the "root" router is responsible for communicating to sub-routers the best paths for them to route internet traffic. c. a packet traveling between two computers on the internet may be rerouted many times along the way or even lost or "dropped". d. routers act independently and route packets as they see fit.

What is a dashed line showing where a worksheet will be divided between pages when it prints? a freeze pane a split box a page break a print title